Adding SQL format checking via `pg_format` / pgFormatter (#3740)

* SQL format checking, 1.

* SQL format checking, 2.

* SQL format checking, 3.

* SQL format checking, 4.

* SQL format checking, 5.

* Running pg_format

* Getting rid of comment.

* Upping pg_format version.

* Using git ls-files for sql format check.

* Fixing sql lints.

* Addressing PR comments.

.woodpecker.yml

@@ -83,6 +83,18 @@ pipeline:
       - rustup component add rustfmt --toolchain nightly-2023-07-10
       - cargo +nightly-2023-07-10 fmt -- --check
 
+  sql_fmt:
+    image: alpine:3
+    commands:
+      - apk add bash wget perl make git
+      - wget https://github.com/darold/pgFormatter/archive/refs/tags/v5.5.tar.gz
+      - tar xzf v5.5.tar.gz
+      - cd pgFormatter-5.5
+      - perl Makefile.PL
+      - make && make install
+      - cd ..
+      - ./scripts/./sql_format_check.sh
+
   # make sure api builds with default features (used by other crates relying on lemmy api)
   check_api_common_default_features:
     image: *muslrust_image
@@ -145,7 +157,7 @@ pipeline:
     environment:
       CARGO_HOME: .cargo
     commands:
-      # when adding new clippy lints, make sure to also add them in scripts/fix-clippy.sh
+      # when adding new clippy lints, make sure to also add them in scripts/lint.sh
       - rustup component add clippy
       - cargo clippy --workspace --tests --all-targets --features console --
         -D warnings -D deprecated -D clippy::perf -D clippy::complexity

migrations/00000000000000_diesel_initial_setup/down.sql

@@ -1,6 +1,7 @@
 -- This file was automatically created by Diesel to setup helper functions
 -- and other internal bookkeeping. This file is safe to edit, any future
 -- changes will be added to existing projects as new migrations.
+DROP FUNCTION IF EXISTS diesel_manage_updated_at (_tbl regclass);
+
+DROP FUNCTION IF EXISTS diesel_set_updated_at ();
 
-DROP FUNCTION IF EXISTS diesel_manage_updated_at(_tbl regclass);
-DROP FUNCTION IF EXISTS diesel_set_updated_at();

migrations/00000000000000_diesel_initial_setup/up.sql

@@ -1,10 +1,6 @@
 -- This file was automatically created by Diesel to setup helper functions
 -- and other internal bookkeeping. This file is safe to edit, any future
 -- changes will be added to existing projects as new migrations.
-
-
-
-
 -- Sets up a trigger for the given table to automatically set a column called
 -- `updated_at` whenever the row is modified (unless `updated_at` was included
 -- in the modified columns)
@@ -16,21 +12,25 @@
 --
 -- SELECT diesel_manage_updated_at('users');
 -- ```
-CREATE OR REPLACE FUNCTION diesel_manage_updated_at(_tbl regclass) RETURNS VOID AS $$
+CREATE OR REPLACE FUNCTION diesel_manage_updated_at (_tbl regclass)
+    RETURNS VOID
+    AS $$
 BEGIN
     EXECUTE format('CREATE TRIGGER set_updated_at BEFORE UPDATE ON %s
                     FOR EACH ROW EXECUTE PROCEDURE diesel_set_updated_at()', _tbl);
 END;
-$$ LANGUAGE plpgsql;
+$$
+LANGUAGE plpgsql;
 
-CREATE OR REPLACE FUNCTION diesel_set_updated_at() RETURNS trigger AS $$
+CREATE OR REPLACE FUNCTION diesel_set_updated_at ()
+    RETURNS TRIGGER
+    AS $$
 BEGIN
-    IF (
-        NEW IS DISTINCT FROM OLD AND
-        NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at
-    ) THEN
-        NEW.updated_at := current_timestamp;
+    IF (NEW IS DISTINCT FROM OLD AND NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at) THEN
+        NEW.updated_at := CURRENT_TIMESTAMP;
     END IF;
     RETURN NEW;
 END;
-$$ LANGUAGE plpgsql;
+$$
+LANGUAGE plpgsql;
+

migrations/2019-02-26-002946_create_user/down.sql

@@ -1,2 +1,4 @@
-drop table user_ban;
-drop table user_;
+DROP TABLE user_ban;
+
+DROP TABLE user_;
+

migrations/2019-02-26-002946_create_user/up.sql

@@ -1,23 +1,25 @@
-create table user_ (
-  id serial primary key,
-  name varchar(20) not null,
-  fedi_name varchar(40) not null,
-  preferred_username varchar(20),
-  password_encrypted text not null,
-  email text unique,
-  icon bytea,
-  admin boolean default false not null,
-  banned boolean default false not null,
-  published timestamp not null default now(),
-  updated timestamp,
-  unique(name, fedi_name)
+CREATE TABLE user_ (
+    id serial PRIMARY KEY,
+    name varchar(20) NOT NULL,
+    fedi_name varchar(40) NOT NULL,
+    preferred_username varchar(20),
+    password_encrypted text NOT NULL,
+    email text UNIQUE,
+    icon bytea,
+    admin boolean DEFAULT FALSE NOT NULL,
+    banned boolean DEFAULT FALSE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    updated timestamp,
+    UNIQUE (name, fedi_name)
 );
 
-create table user_ban (
-  id serial primary key,
-  user_id int references user_ on update cascade on delete cascade not null,
-  published timestamp not null default now(),
-  unique (user_id)
+CREATE TABLE user_ban (
+    id serial PRIMARY KEY,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (user_id)
 );
 
-insert into user_ (name, fedi_name, password_encrypted) values ('admin', 'TBD', 'TBD');
+INSERT INTO user_ (name, fedi_name, password_encrypted)
+    VALUES ('admin', 'TBD', 'TBD');
+

migrations/2019-02-27-170003_create_community/down.sql

@@ -1,6 +1,14 @@
-drop table site;
-drop table community_user_ban;;
-drop table community_moderator;
-drop table community_follower;
-drop table community;
-drop table category;
+DROP TABLE site;
+
+DROP TABLE community_user_ban;
+
+;
+
+DROP TABLE community_moderator;
+
+DROP TABLE community_follower;
+
+DROP TABLE community;
+
+DROP TABLE category;
+

migrations/2019-02-27-170003_create_community/up.sql

@@ -1,79 +1,81 @@
-create table category (
-  id serial primary key,
-  name varchar(100) not null unique
+CREATE TABLE category (
+    id serial PRIMARY KEY,
+    name varchar(100) NOT NULL UNIQUE
 );
 
-insert into category (name) values
-('Discussion'),
-('Humor/Memes'),
-('Gaming'),
-('Movies'),
-('TV'),
-('Music'),
-('Literature'),
-('Comics'),
-('Photography'),
-('Art'),
-('Learning'),
-('DIY'),
-('Lifestyle'),
-('News'),
-('Politics'),
-('Society'),
-('Gender/Identity/Sexuality'),
-('Race/Colonisation'),
-('Religion'),
-('Science/Technology'),
-('Programming/Software'),
-('Health/Sports/Fitness'),
-('Porn'),
-('Places'),
-('Meta'),
-('Other');
+INSERT INTO category (name)
+    VALUES ('Discussion'),
+    ('Humor/Memes'),
+    ('Gaming'),
+    ('Movies'),
+    ('TV'),
+    ('Music'),
+    ('Literature'),
+    ('Comics'),
+    ('Photography'),
+    ('Art'),
+    ('Learning'),
+    ('DIY'),
+    ('Lifestyle'),
+    ('News'),
+    ('Politics'),
+    ('Society'),
+    ('Gender/Identity/Sexuality'),
+    ('Race/Colonisation'),
+    ('Religion'),
+    ('Science/Technology'),
+    ('Programming/Software'),
+    ('Health/Sports/Fitness'),
+    ('Porn'),
+    ('Places'),
+    ('Meta'),
+    ('Other');
 
-create table community (
-  id serial primary key,
-  name varchar(20) not null unique,
-  title varchar(100) not null,
-  description text,
-  category_id int references category on update cascade on delete cascade not null,
-  creator_id int references user_ on update cascade on delete cascade not null,
-  removed boolean default false not null,
-  published timestamp not null default now(),
-  updated timestamp
+CREATE TABLE community (
+    id serial PRIMARY KEY,
+    name varchar(20) NOT NULL UNIQUE,
+    title varchar(100) NOT NULL,
+    description text,
+    category_id int REFERENCES category ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    creator_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    removed boolean DEFAULT FALSE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    updated timestamp
 );
 
-create table community_moderator (
-  id serial primary key,
-  community_id int references community on update cascade on delete cascade not null,
-  user_id int references user_ on update cascade on delete cascade not null,
-  published timestamp not null default now(),
-  unique (community_id, user_id)
+CREATE TABLE community_moderator (
+    id serial PRIMARY KEY,
+    community_id int REFERENCES community ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (community_id, user_id)
 );
 
-create table community_follower (
-  id serial primary key,
-  community_id int references community on update cascade on delete cascade not null,
-  user_id int references user_ on update cascade on delete cascade not null,
-  published timestamp not null default now(),
-  unique (community_id, user_id)
+CREATE TABLE community_follower (
+    id serial PRIMARY KEY,
+    community_id int REFERENCES community ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (community_id, user_id)
 );
 
-create table community_user_ban (
-  id serial primary key,
-  community_id int references community on update cascade on delete cascade not null,
-  user_id int references user_ on update cascade on delete cascade not null,
-  published timestamp not null default now(),
-  unique (community_id, user_id)
+CREATE TABLE community_user_ban (
+    id serial PRIMARY KEY,
+    community_id int REFERENCES community ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (community_id, user_id)
 );
 
-insert into community (name, title, category_id, creator_id) values ('main', 'The Default Community', 1, 1);
+INSERT INTO community (name, title, category_id, creator_id)
+    VALUES ('main', 'The Default Community', 1, 1);
 
-create table site (
-  id serial primary key,
-  name varchar(20) not null unique,
-  description text,
-  creator_id int references user_ on update cascade on delete cascade not null,
-  published timestamp not null default now(),
-  updated timestamp
+CREATE TABLE site (
+    id serial PRIMARY KEY,
+    name varchar(20) NOT NULL UNIQUE,
+    description text,
+    creator_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    updated timestamp
 );
+

migrations/2019-03-03-163336_create_post/down.sql

@@ -1,4 +1,8 @@
-drop table post_read;
-drop table post_saved;
-drop table post_like;
-drop table post;
+DROP TABLE post_read;
+
+DROP TABLE post_saved;
+
+DROP TABLE post_like;
+
+DROP TABLE post;
+

migrations/2019-03-03-163336_create_post/up.sql

@@ -1,37 +1,38 @@
-create table post (
-  id serial primary key,
-  name varchar(100) not null,
-  url text, -- These are both optional, a post can just have a title
-  body text,
-  creator_id int references user_ on update cascade on delete cascade not null,
-  community_id int references community on update cascade on delete cascade not null,
-  removed boolean default false not null,
-  locked boolean default false not null,
-  published timestamp not null default now(),
-  updated timestamp
+CREATE TABLE post (
+    id serial PRIMARY KEY,
+    name varchar(100) NOT NULL,
+    url text, -- These are both optional, a post can just have a title
+    body text,
+    creator_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    community_id int REFERENCES community ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    removed boolean DEFAULT FALSE NOT NULL,
+    locked boolean DEFAULT FALSE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    updated timestamp
 );
 
-create table post_like (
-  id serial primary key,
-  post_id int references post on update cascade on delete cascade not null,
-  user_id int references user_ on update cascade on delete cascade not null,
-  score smallint not null, -- -1, or 1 for dislike, like, no row for no opinion
-  published timestamp not null default now(),
-  unique(post_id, user_id)
+CREATE TABLE post_like (
+    id serial PRIMARY KEY,
+    post_id int REFERENCES post ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    score smallint NOT NULL, -- -1, or 1 for dislike, like, no row for no opinion
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (post_id, user_id)
 );
 
-create table post_saved (
-  id serial primary key,
-  post_id int references post on update cascade on delete cascade not null,
-  user_id int references user_ on update cascade on delete cascade not null,
-  published timestamp not null default now(),
-  unique(post_id, user_id)
+CREATE TABLE post_saved (
+    id serial PRIMARY KEY,
+    post_id int REFERENCES post ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (post_id, user_id)
 );
 
-create table post_read (
-  id serial primary key,
-  post_id int references post on update cascade on delete cascade not null,
-  user_id int references user_ on update cascade on delete cascade not null,
-  published timestamp not null default now(),
-  unique(post_id, user_id)
+CREATE TABLE post_read (
+    id serial PRIMARY KEY,
+    post_id int REFERENCES post ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (post_id, user_id)
 );
+

migrations/2019-03-05-233828_create_comment/down.sql

@@ -1,3 +1,6 @@
-drop table comment_saved;
-drop table comment_like;
-drop table comment;
+DROP TABLE comment_saved;
+
+DROP TABLE comment_like;
+
+DROP TABLE comment;
+

migrations/2019-03-05-233828_create_comment/up.sql

@@ -1,29 +1,30 @@
-create table comment (
-  id serial primary key,
-  creator_id int references user_ on update cascade on delete cascade not null,
-  post_id int references post on update cascade on delete cascade not null,
-  parent_id int references comment on update cascade on delete cascade,
-  content text not null,
-  removed boolean default false not null,
-  read boolean default false not null,
-  published timestamp not null default now(),
-  updated timestamp
+CREATE TABLE comment (
+    id serial PRIMARY KEY,
+    creator_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    post_id int REFERENCES post ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    parent_id int REFERENCES COMMENT ON UPDATE CASCADE ON DELETE CASCADE,
+    content text NOT NULL,
+    removed boolean DEFAULT FALSE NOT NULL,
+    read boolean DEFAULT FALSE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    updated timestamp
 );
 
-create table comment_like (
-  id serial primary key,
-  user_id int references user_ on update cascade on delete cascade not null,
-  comment_id int references comment on update cascade on delete cascade not null,
-  post_id int references post on update cascade on delete cascade not null,
-  score smallint not null, -- -1, or 1 for dislike, like, no row for no opinion
-  published timestamp not null default now(),
-  unique(comment_id, user_id)
+CREATE TABLE comment_like (
+    id serial PRIMARY KEY,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    comment_id int REFERENCES COMMENT ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    post_id int REFERENCES post ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    score smallint NOT NULL, -- -1, or 1 for dislike, like, no row for no opinion
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (comment_id, user_id)
 );
 
-create table comment_saved (
-  id serial primary key,
-  comment_id int references comment on update cascade on delete cascade not null,
-  user_id int references user_ on update cascade on delete cascade not null,
-  published timestamp not null default now(),
-  unique(comment_id, user_id)
+CREATE TABLE comment_saved (
+    id serial PRIMARY KEY,
+    comment_id int REFERENCES COMMENT ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (comment_id, user_id)
 );
+

migrations/2019-03-30-212058_create_post_view/down.sql

@@ -1,2 +1,4 @@
-drop view post_view;
-drop function hot_rank;
+DROP VIEW post_view;
+
+DROP FUNCTION hot_rank;
+

migrations/2019-03-30-212058_create_post_view/up.sql

@@ -1,51 +1,107 @@
 -- Rank = ScaleFactor * sign(Score) * log(1 + abs(Score)) / (Time + 2)^Gravity
-create or replace function hot_rank(
-  score numeric,
-  published timestamp without time zone)
-returns integer as $$
-begin
-  -- hours_diff:=EXTRACT(EPOCH FROM (timezone('utc',now()) - published))/3600
-  return floor(10000*log(greatest(1,score+3)) / power(((EXTRACT(EPOCH FROM (timezone('utc',now()) - published))/3600) + 2), 1.8))::integer;
-end; $$
+CREATE OR REPLACE FUNCTION hot_rank (score numeric, published timestamp without time zone)
+    RETURNS integer
+    AS $$
+BEGIN
+    -- hours_diff:=EXTRACT(EPOCH FROM (timezone('utc',now()) - published))/3600
+    RETURN floor(10000 * log(greatest (1, score + 3)) / power(((EXTRACT(EPOCH FROM (timezone('utc', now()) - published)) / 3600) + 2), 1.8))::integer;
+END;
+$$
 LANGUAGE plpgsql;
 
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
 )
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;

migrations/2019-04-03-155205_create_community_view/down.sql

@@ -1,5 +1,10 @@
-drop view community_view;
-drop view community_moderator_view;
-drop view community_follower_view;
-drop view community_user_ban_view;
-drop view site_view;
+DROP VIEW community_view;
+
+DROP VIEW community_moderator_view;
+
+DROP VIEW community_follower_view;
+
+DROP VIEW community_user_ban_view;
+
+DROP VIEW site_view;
+

migrations/2019-04-03-155205_create_community_view/up.sql

@@ -1,53 +1,154 @@
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments
-  from community c
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments
+    FROM
+        community c
 )
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
+CREATE VIEW community_moderator_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cm.user_id = u.id) AS user_name,
+    (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cm.community_id = c.id) AS community_name
+FROM
+    community_moderator cm;
 
-union all
+CREATE VIEW community_follower_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cf.user_id = u.id) AS user_name,
+    (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cf.community_id = c.id) AS community_name
+FROM
+    community_follower cf;
 
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
+CREATE VIEW community_user_ban_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cm.user_id = u.id) AS user_name,
+    (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cm.community_id = c.id) AS community_name
+FROM
+    community_user_ban cm;
 
-create view community_moderator_view as 
-select *,
-(select name from user_ u where cm.user_id = u.id) as user_name,
-(select name from community c where cm.community_id = c.id) as community_name
-from community_moderator cm;
+CREATE VIEW site_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            s.creator_id = u.id) AS creator_name,
+    (
+        SELECT
+            count(*)
+        FROM
+            user_) AS number_of_users,
+    (
+        SELECT
+            count(*)
+        FROM
+            post) AS number_of_posts,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment) AS number_of_comments
+FROM
+    site s;
 
-create view community_follower_view as 
-select *,
-(select name from user_ u where cf.user_id = u.id) as user_name,
-(select name from community c where cf.community_id = c.id) as community_name
-from community_follower cf;
-
-create view community_user_ban_view as 
-select *,
-(select name from user_ u where cm.user_id = u.id) as user_name,
-(select name from community c where cm.community_id = c.id) as community_name
-from community_user_ban cm;
-
-create view site_view as 
-select *,
-(select name from user_ u where s.creator_id = u.id) as creator_name,
-(select count(*) from user_) as number_of_users,
-(select count(*) from post) as number_of_posts,
-(select count(*) from comment) as number_of_comments
-from site s;

migrations/2019-04-03-155309_create_comment_view/down.sql

@@ -1,2 +1,4 @@
-drop view reply_view;
-drop view comment_view;
+DROP VIEW reply_view;
+
+DROP VIEW comment_view;
+

migrations/2019-04-03-155309_create_comment_view/up.sql

@@ -1,60 +1,114 @@
-create view comment_view as
-with all_comment as
-(
-  select        
-  c.*,
-  (select community_id from post p where p.id = c.post_id),
-  (select u.banned from user_ u where c.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where c.creator_id = user_.id) as creator_name,
-  coalesce(sum(cl.score), 0) as score,
-  count (case when cl.score = 1 then 1 else null end) as upvotes,
-  count (case when cl.score = -1 then 1 else null end) as downvotes
-  from comment c
-  left join comment_like cl on c.id = cl.comment_id
-  group by c.id
+CREATE VIEW comment_view AS
+with all_comment AS (
+    SELECT
+        c.*,
+        (
+            SELECT
+                community_id
+            FROM
+                post p
+            WHERE
+                p.id = c.post_id),
+            (
+                SELECT
+                    u.banned
+                FROM
+                    user_ u
+                WHERE
+                    c.creator_id = u.id) AS banned,
+                (
+                    SELECT
+                        cb.id::bool
+                    FROM
+                        community_user_ban cb,
+                        post p
+                    WHERE
+                        c.creator_id = cb.user_id
+                        AND p.id = c.post_id
+                        AND p.community_id = cb.community_id) AS banned_from_community,
+                    (
+                        SELECT
+                            name
+                        FROM
+                            user_
+                        WHERE
+                            c.creator_id = user_.id) AS creator_name,
+                        coalesce(sum(cl.score), 0) AS score,
+                    count(
+                        CASE WHEN cl.score = 1 THEN
+                            1
+                        ELSE
+                            NULL
+                        END) AS upvotes,
+                    count(
+                        CASE WHEN cl.score = - 1 THEN
+                            1
+                        ELSE
+                            NULL
+                        END) AS downvotes
+                FROM
+                    comment c
+                LEFT JOIN comment_like cl ON c.id = cl.comment_id
+            GROUP BY
+                c.id
 )
+    SELECT
+        ac.*,
+        u.id AS user_id,
+        coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-
-union all
-
-select 
-    ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as saved
-from all_comment ac
-;
-
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 

migrations/2019-04-07-003142_create_moderation_logs/down.sql

@@ -1,8 +1,16 @@
-drop table mod_remove_post;
-drop table mod_lock_post;
-drop table mod_remove_comment;
-drop table mod_remove_community;
-drop table mod_ban;
-drop table mod_ban_from_community;
-drop table mod_add;
-drop table mod_add_community;
+DROP TABLE mod_remove_post;
+
+DROP TABLE mod_lock_post;
+
+DROP TABLE mod_remove_comment;
+
+DROP TABLE mod_remove_community;
+
+DROP TABLE mod_ban;
+
+DROP TABLE mod_ban_from_community;
+
+DROP TABLE mod_add;
+
+DROP TABLE mod_add_community;
+

migrations/2019-04-07-003142_create_moderation_logs/up.sql

@@ -1,76 +1,76 @@
-create table mod_remove_post (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  post_id int references post on update cascade on delete cascade not null,
-  reason text,
-  removed boolean default true,
-  when_ timestamp not null default now()
+CREATE TABLE mod_remove_post (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    post_id int REFERENCES post ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    reason text,
+    removed boolean DEFAULT TRUE,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 
-create table mod_lock_post (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  post_id int references post on update cascade on delete cascade not null,
-  locked boolean default true,
-  when_ timestamp not null default now()
+CREATE TABLE mod_lock_post (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    post_id int REFERENCES post ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    locked boolean DEFAULT TRUE,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 
-create table mod_remove_comment (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  comment_id int references comment on update cascade on delete cascade not null,
-  reason text,
-  removed boolean default true,
-  when_ timestamp not null default now()
+CREATE TABLE mod_remove_comment (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    comment_id int REFERENCES COMMENT ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    reason text,
+    removed boolean DEFAULT TRUE,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 
-create table mod_remove_community (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  community_id int references community on update cascade on delete cascade not null,
-  reason text,
-  removed boolean default true,
-  expires timestamp,
-  when_ timestamp not null default now()
+CREATE TABLE mod_remove_community (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    community_id int REFERENCES community ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    reason text,
+    removed boolean DEFAULT TRUE,
+    expires timestamp,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 
 -- TODO make sure you can't ban other mods
-create table mod_ban_from_community (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  other_user_id int references user_ on update cascade on delete cascade not null,
-  community_id int references community on update cascade on delete cascade not null,
-  reason text,
-  banned boolean default true,
-  expires timestamp,
-  when_ timestamp not null default now()
+CREATE TABLE mod_ban_from_community (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    other_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    community_id int REFERENCES community ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    reason text,
+    banned boolean DEFAULT TRUE,
+    expires timestamp,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 
-create table mod_ban (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  other_user_id int references user_ on update cascade on delete cascade not null,
-  reason text,
-  banned boolean default true,
-  expires timestamp,
-  when_ timestamp not null default now()
+CREATE TABLE mod_ban (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    other_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    reason text,
+    banned boolean DEFAULT TRUE,
+    expires timestamp,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 
-create table mod_add_community (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  other_user_id int references user_ on update cascade on delete cascade not null,
-  community_id int references community on update cascade on delete cascade not null,
-  removed boolean default false,
-  when_ timestamp not null default now()
+CREATE TABLE mod_add_community (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    other_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    community_id int REFERENCES community ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    removed boolean DEFAULT FALSE,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 
 -- When removed is false that means kicked
-create table mod_add (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  other_user_id int references user_ on update cascade on delete cascade not null,
-  removed boolean default false,
-  when_ timestamp not null default now()
+CREATE TABLE mod_add (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    other_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    removed boolean DEFAULT FALSE,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 

migrations/2019-04-08-015947_create_user_view/down.sql

@@ -1 +1,2 @@
-drop view user_view;
+DROP VIEW user_view;
+

migrations/2019-04-08-015947_create_user_view/up.sql

@@ -1,12 +1,43 @@
-create view user_view as 
-select id,
-name,
-fedi_name,
-admin,
-banned,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+CREATE VIEW user_view AS
+SELECT
+    id,
+    name,
+    fedi_name,
+    admin,
+    banned,
+    published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
+

migrations/2019-04-11-144915_create_mod_views/down.sql

@@ -1,8 +1,16 @@
-drop view mod_remove_post_view;
-drop view mod_lock_post_view;
-drop view mod_remove_comment_view;
-drop view mod_remove_community_view;
-drop view mod_ban_from_community_view;
-drop view mod_ban_view;
-drop view mod_add_community_view;
-drop view mod_add_view;
+DROP VIEW mod_remove_post_view;
+
+DROP VIEW mod_lock_post_view;
+
+DROP VIEW mod_remove_comment_view;
+
+DROP VIEW mod_remove_community_view;
+
+DROP VIEW mod_ban_from_community_view;
+
+DROP VIEW mod_ban_view;
+
+DROP VIEW mod_add_community_view;
+
+DROP VIEW mod_add_view;
+

migrations/2019-04-11-144915_create_mod_views/up.sql

@@ -1,59 +1,266 @@
-create view mod_remove_post_view as 
-select mrp.*,
-(select name from user_ u where mrp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where mrp.post_id = p.id) as post_name,
-(select c.id from post p, community c where mrp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where mrp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_remove_post mrp;
-
-create view mod_lock_post_view as 
-select mlp.*,
-(select name from user_ u where mlp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where mlp.post_id = p.id) as post_name,
-(select c.id from post p, community c where mlp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where mlp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_lock_post mlp;
-
-create view mod_remove_comment_view as 
-select mrc.*,
-(select name from user_ u where mrc.mod_user_id = u.id) as mod_user_name,
-(select c.id from comment c where mrc.comment_id = c.id) as comment_user_id,
-(select name from user_ u, comment c where mrc.comment_id = c.id and u.id = c.creator_id) as comment_user_name,
-(select content from comment c where mrc.comment_id = c.id) as comment_content,
-(select p.id from post p, comment c where mrc.comment_id = c.id and c.post_id = p.id) as post_id,
-(select p.name from post p, comment c where mrc.comment_id = c.id and c.post_id = p.id) as post_name,
-(select co.id from comment c, post p, community co where mrc.comment_id = c.id and c.post_id = p.id and p.community_id = co.id) as community_id, 
-(select co.name from comment c, post p, community co where mrc.comment_id = c.id and c.post_id = p.id and p.community_id = co.id) as community_name
-from mod_remove_comment mrc;
-
-create view mod_remove_community_view as 
-select mrc.*,
-(select name from user_ u where mrc.mod_user_id = u.id) as mod_user_name,
-(select c.name from community c where mrc.community_id = c.id) as community_name
-from mod_remove_community mrc;
-
-create view mod_ban_from_community_view as 
-select mb.*,
-(select name from user_ u where mb.mod_user_id = u.id) as mod_user_name,
-(select name from user_ u where mb.other_user_id = u.id) as other_user_name,
-(select name from community c where mb.community_id = c.id) as community_name
-from mod_ban_from_community mb;
-
-create view mod_ban_view as 
-select mb.*,
-(select name from user_ u where mb.mod_user_id = u.id) as mod_user_name,
-(select name from user_ u where mb.other_user_id = u.id) as other_user_name
-from mod_ban mb;
-
-create view mod_add_community_view as 
-select ma.*,
-(select name from user_ u where ma.mod_user_id = u.id) as mod_user_name,
-(select name from user_ u where ma.other_user_id = u.id) as other_user_name,
-(select name from community c where ma.community_id = c.id) as community_name
-from mod_add_community ma;
-
-create view mod_add_view as 
-select ma.*,
-(select name from user_ u where ma.mod_user_id = u.id) as mod_user_name,
-(select name from user_ u where ma.other_user_id = u.id) as other_user_name
-from mod_add ma;
+CREATE VIEW mod_remove_post_view AS
+SELECT
+    mrp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mrp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            mrp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            mrp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            mrp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_remove_post mrp;
+
+CREATE VIEW mod_lock_post_view AS
+SELECT
+    mlp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mlp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            mlp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            mlp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            mlp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_lock_post mlp;
+
+CREATE VIEW mod_remove_comment_view AS
+SELECT
+    mrc.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mrc.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            c.id
+        FROM
+            comment c
+        WHERE
+            mrc.comment_id = c.id) AS comment_user_id,
+    (
+        SELECT
+            name
+        FROM
+            user_ u,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND u.id = c.creator_id) AS comment_user_name,
+    (
+        SELECT
+            content
+        FROM
+            comment c
+        WHERE
+            mrc.comment_id = c.id) AS comment_content,
+    (
+        SELECT
+            p.id
+        FROM
+            post p,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id) AS post_id,
+    (
+        SELECT
+            p.name
+        FROM
+            post p,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id) AS post_name,
+    (
+        SELECT
+            co.id
+        FROM
+            comment c,
+            post p,
+            community co
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id
+            AND p.community_id = co.id) AS community_id,
+    (
+        SELECT
+            co.name
+        FROM
+            comment c,
+            post p,
+            community co
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id
+            AND p.community_id = co.id) AS community_name
+FROM
+    mod_remove_comment mrc;
+
+CREATE VIEW mod_remove_community_view AS
+SELECT
+    mrc.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mrc.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            c.name
+        FROM
+            community c
+        WHERE
+            mrc.community_id = c.id) AS community_name
+FROM
+    mod_remove_community mrc;
+
+CREATE VIEW mod_ban_from_community_view AS
+SELECT
+    mb.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mb.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mb.other_user_id = u.id) AS other_user_name,
+    (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            mb.community_id = c.id) AS community_name
+FROM
+    mod_ban_from_community mb;
+
+CREATE VIEW mod_ban_view AS
+SELECT
+    mb.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mb.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mb.other_user_id = u.id) AS other_user_name
+FROM
+    mod_ban mb;
+
+CREATE VIEW mod_add_community_view AS
+SELECT
+    ma.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            ma.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            ma.other_user_id = u.id) AS other_user_name,
+    (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            ma.community_id = c.id) AS community_name
+FROM
+    mod_add_community ma;
+
+CREATE VIEW mod_add_view AS
+SELECT
+    ma.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            ma.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            ma.other_user_id = u.id) AS other_user_name
+FROM
+    mod_add ma;
+

migrations/2019-04-29-175834_add_delete_columns/down.sql

@@ -1,137 +1,293 @@
-drop view reply_view;
-drop view comment_view;
-drop view community_view;
-drop view post_view;
-alter table community drop column deleted;
-alter table post drop column deleted;
-alter table comment drop column deleted;
+DROP VIEW reply_view;
 
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments
-  from community c
-)
-
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
+DROP VIEW comment_view;
 
-union all
+DROP VIEW community_view;
 
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
+DROP VIEW post_view;
 
-create or replace view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
-)
+ALTER TABLE community
+    DROP COLUMN deleted;
 
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+ALTER TABLE post
+    DROP COLUMN deleted;
 
-union all
+ALTER TABLE comment
+    DROP COLUMN deleted;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
-
-create view comment_view as
-with all_comment as
-(
-  select        
-  c.*,
-  (select community_id from post p where p.id = c.post_id),
-  (select u.banned from user_ u where c.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where c.creator_id = user_.id) as creator_name,
-  coalesce(sum(cl.score), 0) as score,
-  count (case when cl.score = 1 then 1 else null end) as upvotes,
-  count (case when cl.score = -1 then 1 else null end) as downvotes
-  from comment c
-  left join comment_like cl on c.id = cl.comment_id
-  group by c.id
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments
+    FROM
+        community c
 )
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-
-union all
+CREATE OR REPLACE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-select 
-    ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as saved
-from all_comment ac
-;
+CREATE VIEW comment_view AS
+with all_comment AS (
+    SELECT
+        c.*,
+        (
+            SELECT
+                community_id
+            FROM
+                post p
+            WHERE
+                p.id = c.post_id),
+            (
+                SELECT
+                    u.banned
+                FROM
+                    user_ u
+                WHERE
+                    c.creator_id = u.id) AS banned,
+                (
+                    SELECT
+                        cb.id::bool
+                    FROM
+                        community_user_ban cb,
+                        post p
+                    WHERE
+                        c.creator_id = cb.user_id
+                        AND p.id = c.post_id
+                        AND p.community_id = cb.community_id) AS banned_from_community,
+                    (
+                        SELECT
+                            name
+                        FROM
+                            user_
+                        WHERE
+                            c.creator_id = user_.id) AS creator_name,
+                        coalesce(sum(cl.score), 0) AS score,
+                    count(
+                        CASE WHEN cl.score = 1 THEN
+                            1
+                        ELSE
+                            NULL
+                        END) AS upvotes,
+                    count(
+                        CASE WHEN cl.score = - 1 THEN
+                            1
+                        ELSE
+                            NULL
+                        END) AS downvotes
+                FROM
+                    comment c
+                LEFT JOIN comment_like cl ON c.id = cl.comment_id
+            GROUP BY
+                c.id
+)
+    SELECT
+        ac.*,
+        u.id AS user_id,
+        coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 

migrations/2019-04-29-175834_add_delete_columns/up.sql

@@ -1,141 +1,301 @@
-alter table community add column deleted boolean default false not null;
-alter table post add column deleted boolean default false not null;
-alter table comment add column deleted boolean default false not null;
+ALTER TABLE community
+    ADD COLUMN deleted boolean DEFAULT FALSE NOT NULL;
 
--- The views
-drop view community_view;
-
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments
-  from community c
-)
+ALTER TABLE post
+    ADD COLUMN deleted boolean DEFAULT FALSE NOT NULL;
 
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
-
-union all
-
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
+ALTER TABLE comment
+    ADD COLUMN deleted boolean DEFAULT FALSE NOT NULL;
 
+-- The views
+DROP VIEW community_view;
 
-drop view post_view;
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments
+    FROM
+        community c
 )
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+DROP VIEW post_view;
 
-drop view reply_view;
-drop view comment_view;
-create view comment_view as
-with all_comment as
-(
-  select        
-  c.*,
-  (select community_id from post p where p.id = c.post_id),
-  (select u.banned from user_ u where c.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where c.creator_id = user_.id) as creator_name,
-  coalesce(sum(cl.score), 0) as score,
-  count (case when cl.score = 1 then 1 else null end) as upvotes,
-  count (case when cl.score = -1 then 1 else null end) as downvotes
-  from comment c
-  left join comment_like cl on c.id = cl.comment_id
-  group by c.id
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
 )
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
+DROP VIEW reply_view;
 
-union all
+DROP VIEW comment_view;
 
-select 
-    ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as saved
-from all_comment ac
-;
+CREATE VIEW comment_view AS
+with all_comment AS (
+    SELECT
+        c.*,
+        (
+            SELECT
+                community_id
+            FROM
+                post p
+            WHERE
+                p.id = c.post_id),
+            (
+                SELECT
+                    u.banned
+                FROM
+                    user_ u
+                WHERE
+                    c.creator_id = u.id) AS banned,
+                (
+                    SELECT
+                        cb.id::bool
+                    FROM
+                        community_user_ban cb,
+                        post p
+                    WHERE
+                        c.creator_id = cb.user_id
+                        AND p.id = c.post_id
+                        AND p.community_id = cb.community_id) AS banned_from_community,
+                    (
+                        SELECT
+                            name
+                        FROM
+                            user_
+                        WHERE
+                            c.creator_id = user_.id) AS creator_name,
+                        coalesce(sum(cl.score), 0) AS score,
+                    count(
+                        CASE WHEN cl.score = 1 THEN
+                            1
+                        ELSE
+                            NULL
+                        END) AS upvotes,
+                    count(
+                        CASE WHEN cl.score = - 1 THEN
+                            1
+                        ELSE
+                            NULL
+                        END) AS downvotes
+                FROM
+                    comment c
+                LEFT JOIN comment_like cl ON c.id = cl.comment_id
+            GROUP BY
+                c.id
+)
+    SELECT
+        ac.*,
+        u.id AS user_id,
+        coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 

migrations/2019-05-02-051656_community_view_hot_rank/down.sql

@@ -1,28 +1,68 @@
-drop view community_view;
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments
-  from community c
-)
-
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
+DROP VIEW community_view;
 
-union all
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments
+    FROM
+        community c
+)
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;

migrations/2019-05-02-051656_community_view_hot_rank/up.sql

@@ -1,29 +1,74 @@
-drop view community_view;
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
-  hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
-  from community c
-)
-
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
+DROP VIEW community_view;
 
-union all
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments,
+        hot_rank ((
+            SELECT
+                count(*)
+            FROM community_follower cf
+            WHERE
+                cf.community_id = c.id), c.published) AS hot_rank
+FROM
+    community c
+)
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;

migrations/2019-06-01-222649_remove_admin/down.sql

@@ -1 +1,3 @@
-insert into user_ (name, fedi_name, password_encrypted) values ('admin', 'TBD', 'TBD');
+INSERT INTO user_ (name, fedi_name, password_encrypted)
+    VALUES ('admin', 'TBD', 'TBD');
+

migrations/2019-06-01-222649_remove_admin/up.sql

@@ -1 +1,3 @@
-delete from user_ where name like 'admin';
+DELETE FROM user_
+WHERE name LIKE 'admin';
+

migrations/2019-08-11-000918_add_nsfw_columns/down.sql

@@ -1,80 +1,190 @@
-drop view community_view;
-drop view post_view;
-alter table community drop column nsfw;
-alter table post drop column nsfw;
-alter table user_ drop column show_nsfw;
+DROP VIEW community_view;
 
--- the views
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
-  hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
-  from community c
-)
+DROP VIEW post_view;
 
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
+ALTER TABLE community
+    DROP COLUMN nsfw;
 
-union all
+ALTER TABLE post
+    DROP COLUMN nsfw;
 
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
+ALTER TABLE user_
+    DROP COLUMN show_nsfw;
 
+-- the views
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments,
+        hot_rank ((
+            SELECT
+                count(*)
+            FROM community_follower cf
+            WHERE
+                cf.community_id = c.id), c.published) AS hot_rank
+FROM
+    community c
+)
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
 -- Post view
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
 )
-
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 

migrations/2019-08-11-000918_add_nsfw_columns/up.sql

@@ -1,79 +1,197 @@
-alter table community add column nsfw boolean default false not null;
-alter table post add column nsfw boolean default false not null;
-alter table user_ add column show_nsfw boolean default false not null;
+ALTER TABLE community
+    ADD COLUMN nsfw boolean DEFAULT FALSE NOT NULL;
 
--- The views
-drop view community_view;
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
-  hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
-  from community c
-)
+ALTER TABLE post
+    ADD COLUMN nsfw boolean DEFAULT FALSE NOT NULL;
 
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
+ALTER TABLE user_
+    ADD COLUMN show_nsfw boolean DEFAULT FALSE NOT NULL;
 
-union all
+-- The views
+DROP VIEW community_view;
 
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
- 
--- Post view
-drop view post_view;
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select nsfw from community c where p.community_id = c.id) as community_nsfw,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments,
+        hot_rank ((
+            SELECT
+                count(*)
+            FROM community_follower cf
+            WHERE
+                cf.community_id = c.id), c.published) AS hot_rank
+FROM
+    community c
 )
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+-- Post view
+DROP VIEW post_view;
 
-union all
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                nsfw
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_nsfw,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;

migrations/2019-08-29-040006_add_community_count/down.sql

@@ -1,9 +1,30 @@
-drop view site_view;
+DROP VIEW site_view;
+
+CREATE VIEW site_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            s.creator_id = u.id) AS creator_name,
+    (
+        SELECT
+            count(*)
+        FROM
+            user_) AS number_of_users,
+    (
+        SELECT
+            count(*)
+        FROM
+            post) AS number_of_posts,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment) AS number_of_comments
+FROM
+    site s;
 
-create view site_view as 
-select *,
-(select name from user_ u where s.creator_id = u.id) as creator_name,
-(select count(*) from user_) as number_of_users,
-(select count(*) from post) as number_of_posts,
-(select count(*) from comment) as number_of_comments
-from site s;

migrations/2019-08-29-040006_add_community_count/up.sql

@@ -1,10 +1,35 @@
-drop view site_view;
+DROP VIEW site_view;
+
+CREATE VIEW site_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            s.creator_id = u.id) AS creator_name,
+    (
+        SELECT
+            count(*)
+        FROM
+            user_) AS number_of_users,
+    (
+        SELECT
+            count(*)
+        FROM
+            post) AS number_of_posts,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment) AS number_of_comments,
+    (
+        SELECT
+            count(*)
+        FROM
+            community) AS number_of_communities
+FROM
+    site s;
 
-create view site_view as 
-select *,
-(select name from user_ u where s.creator_id = u.id) as creator_name,
-(select count(*) from user_) as number_of_users,
-(select count(*) from post) as number_of_posts,
-(select count(*) from comment) as number_of_comments,
-(select count(*) from community) as number_of_communities
-from site s;

migrations/2019-09-05-230317_add_mod_ban_views/down.sql

@@ -1,44 +1,113 @@
 -- Post view
-drop view post_view;
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select nsfw from community c where p.community_id = c.id) as community_nsfw,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
-)
-
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+DROP VIEW post_view;
 
-union all
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                nsfw
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_nsfw,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;

migrations/2019-09-05-230317_add_mod_ban_views/up.sql

@@ -1,47 +1,128 @@
--- Create post view, adding banned_from_community 
+-- Create post view, adding banned_from_community
+DROP VIEW post_view;
 
-drop view post_view;
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select u.banned from user_ u where p.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select nsfw from community c where p.community_id = c.id) as community_nsfw,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                u.banned
+            FROM
+                user_ u
+            WHERE
+                p.creator_id = u.id) AS banned,
+        (
+            SELECT
+                cb.id::bool
+            FROM
+                community_user_ban cb
+            WHERE
+                p.creator_id = cb.user_id
+                AND p.community_id = cb.community_id) AS banned_from_community,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                nsfw
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_nsfw,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
 )
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;

migrations/2019-09-09-042010_add_stickied_posts/down.sql

@@ -1,50 +1,134 @@
-drop view post_view;
-drop view mod_sticky_post_view;
-alter table post drop column stickied;
+DROP VIEW post_view;
 
-drop table mod_sticky_post;
+DROP VIEW mod_sticky_post_view;
 
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select u.banned from user_ u where p.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select nsfw from community c where p.community_id = c.id) as community_nsfw,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
-)
+ALTER TABLE post
+    DROP COLUMN stickied;
 
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+DROP TABLE mod_sticky_post;
 
-union all
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                u.banned
+            FROM
+                user_ u
+            WHERE
+                p.creator_id = u.id) AS banned,
+        (
+            SELECT
+                cb.id::bool
+            FROM
+                community_user_ban cb
+            WHERE
+                p.creator_id = cb.user_id
+                AND p.community_id = cb.community_id) AS banned_from_community,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                nsfw
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_nsfw,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;

migrations/2019-09-09-042010_add_stickied_posts/up.sql

@@ -1,67 +1,180 @@
 -- Add the column
-alter table post add column stickied boolean default false not null;
+ALTER TABLE post
+    ADD COLUMN stickied boolean DEFAULT FALSE NOT NULL;
 
 -- Add the mod table
-create table mod_sticky_post (
-  id serial primary key,
-  mod_user_id int references user_ on update cascade on delete cascade not null,
-  post_id int references post on update cascade on delete cascade not null,
-  stickied boolean default true,
-  when_ timestamp not null default now()
+CREATE TABLE mod_sticky_post (
+    id serial PRIMARY KEY,
+    mod_user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    post_id int REFERENCES post ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    stickied boolean DEFAULT TRUE,
+    when_ timestamp NOT NULL DEFAULT now()
 );
 
 -- Add mod view
-create view mod_sticky_post_view as 
-select msp.*,
-(select name from user_ u where msp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where msp.post_id = p.id) as post_name,
-(select c.id from post p, community c where msp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where msp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_sticky_post msp;
+CREATE VIEW mod_sticky_post_view AS
+SELECT
+    msp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            msp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            msp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            msp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            msp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_sticky_post msp;
 
 -- Recreate the view
-drop view post_view;
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select u.banned from user_ u where p.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select nsfw from community c where p.community_id = c.id) as community_nsfw,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
-)
-
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+DROP VIEW post_view;
 
-union all
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                u.banned
+            FROM
+                user_ u
+            WHERE
+                p.creator_id = u.id) AS banned,
+        (
+            SELECT
+                cb.id::bool
+            FROM
+                community_user_ban cb
+            WHERE
+                p.creator_id = cb.user_id
+                AND p.community_id = cb.community_id) AS banned_from_community,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                nsfw
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_nsfw,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;

migrations/2019-10-15-181630_add_themes/down.sql

@@ -1 +1,3 @@
-alter table user_ drop column theme;
+ALTER TABLE user_
+    DROP COLUMN theme;
+

migrations/2019-10-15-181630_add_themes/up.sql

@@ -1 +1,3 @@
-alter table user_ add column theme varchar(20) default 'darkly' not null;
+ALTER TABLE user_
+    ADD COLUMN theme varchar(20) DEFAULT 'darkly' NOT NULL;
+

migrations/2019-10-19-052737_create_user_mention/down.sql

@@ -1,2 +1,4 @@
-drop view user_mention_view;
-drop table user_mention;
+DROP VIEW user_mention_view;
+
+DROP TABLE user_mention;
+

migrations/2019-10-19-052737_create_user_mention/up.sql

@@ -1,16 +1,16 @@
-create table user_mention (
-  id serial primary key,
-  recipient_id int references user_ on update cascade on delete cascade not null,
-  comment_id int references comment on update cascade on delete cascade not null,
-  read boolean default false not null,
-  published timestamp not null default now(),
-  unique(recipient_id, comment_id)
+CREATE TABLE user_mention (
+    id serial PRIMARY KEY,
+    recipient_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    comment_id int REFERENCES COMMENT ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    read boolean DEFAULT FALSE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    UNIQUE (recipient_id, comment_id)
 );
 
-create view user_mention_view as
-select 
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.post_id,
     c.parent_id,
@@ -31,5 +31,9 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id
-from user_mention um, comment_view c
-where um.comment_id = c.id;
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
+

migrations/2019-10-21-011237_add_default_sorts/down.sql

@@ -1,2 +1,6 @@
-alter table user_ drop column default_sort_type;
-alter table user_ drop column default_listing_type;
+ALTER TABLE user_
+    DROP COLUMN default_sort_type;
+
+ALTER TABLE user_
+    DROP COLUMN default_listing_type;
+

migrations/2019-10-21-011237_add_default_sorts/up.sql

@@ -1,2 +1,6 @@
-alter table user_ add column default_sort_type smallint default 0 not null;
-alter table user_ add column default_listing_type smallint default 1 not null;
+ALTER TABLE user_
+    ADD COLUMN default_sort_type smallint DEFAULT 0 NOT NULL;
+
+ALTER TABLE user_
+    ADD COLUMN default_listing_type smallint DEFAULT 1 NOT NULL;
+

migrations/2019-10-24-002614_create_password_reset_request/down.sql

@@ -1 +1,2 @@
-drop table password_reset_request;
+DROP TABLE password_reset_request;
+

migrations/2019-10-24-002614_create_password_reset_request/up.sql

@@ -1,6 +1,7 @@
-create table password_reset_request (
-  id serial primary key,
-  user_id int references user_ on update cascade on delete cascade not null,
-  token_encrypted text not null,
-  published timestamp not null default now()
+CREATE TABLE password_reset_request (
+    id serial PRIMARY KEY,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    token_encrypted text NOT NULL,
+    published timestamp NOT NULL DEFAULT now()
 );
+

migrations/2019-12-09-060754_add_lang/down.sql

@@ -1 +1,3 @@
-alter table user_ drop column lang;
+ALTER TABLE user_
+    DROP COLUMN lang;
+

migrations/2019-12-09-060754_add_lang/up.sql

@@ -1 +1,3 @@
-alter table user_ add column lang varchar(20) default 'browser' not null;
+ALTER TABLE user_
+    ADD COLUMN lang varchar(20) DEFAULT 'browser' NOT NULL;
+

migrations/2019-12-11-181820_add_site_fields/down.sql

@@ -1,16 +1,46 @@
 -- Drop the columns
-drop view site_view;
-alter table site drop column enable_downvotes;
-alter table site drop column open_registration;
-alter table site drop column enable_nsfw;
+DROP VIEW site_view;
+
+ALTER TABLE site
+    DROP COLUMN enable_downvotes;
+
+ALTER TABLE site
+    DROP COLUMN open_registration;
+
+ALTER TABLE site
+    DROP COLUMN enable_nsfw;
 
 -- Rebuild the views
+CREATE VIEW site_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            s.creator_id = u.id) AS creator_name,
+    (
+        SELECT
+            count(*)
+        FROM
+            user_) AS number_of_users,
+    (
+        SELECT
+            count(*)
+        FROM
+            post) AS number_of_posts,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment) AS number_of_comments,
+    (
+        SELECT
+            count(*)
+        FROM
+            community) AS number_of_communities
+FROM
+    site s;
 
-create view site_view as 
-select *,
-(select name from user_ u where s.creator_id = u.id) as creator_name,
-(select count(*) from user_) as number_of_users,
-(select count(*) from post) as number_of_posts,
-(select count(*) from comment) as number_of_comments,
-(select count(*) from community) as number_of_communities
-from site s;

migrations/2019-12-11-181820_add_site_fields/up.sql

@@ -1,16 +1,46 @@
 -- Add the column
-alter table site add column enable_downvotes boolean default true not null;
-alter table site add column open_registration boolean default true not null;
-alter table site add column enable_nsfw boolean default true not null;
+ALTER TABLE site
+    ADD COLUMN enable_downvotes boolean DEFAULT TRUE NOT NULL;
+
+ALTER TABLE site
+    ADD COLUMN open_registration boolean DEFAULT TRUE NOT NULL;
+
+ALTER TABLE site
+    ADD COLUMN enable_nsfw boolean DEFAULT TRUE NOT NULL;
 
 -- Reload the view
-drop view site_view;
+DROP VIEW site_view;
+
+CREATE VIEW site_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            s.creator_id = u.id) AS creator_name,
+    (
+        SELECT
+            count(*)
+        FROM
+            user_) AS number_of_users,
+    (
+        SELECT
+            count(*)
+        FROM
+            post) AS number_of_posts,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment) AS number_of_comments,
+    (
+        SELECT
+            count(*)
+        FROM
+            community) AS number_of_communities
+FROM
+    site s;
 
-create view site_view as 
-select *,
-(select name from user_ u where s.creator_id = u.id) as creator_name,
-(select count(*) from user_) as number_of_users,
-(select count(*) from post) as number_of_posts,
-(select count(*) from comment) as number_of_comments,
-(select count(*) from community) as number_of_communities
-from site s;

migrations/2019-12-29-164820_add_avatar/down.sql

@@ -1,169 +1,380 @@
 -- the views
-drop view user_mention_view;
-drop view reply_view;
-drop view comment_view;
-drop view user_view;
+DROP VIEW user_mention_view;
+
+DROP VIEW reply_view;
+
+DROP VIEW comment_view;
+
+DROP VIEW user_view;
 
 -- user
-create view user_view as 
-select id,
-name,
-fedi_name,
-admin,
-banned,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+CREATE VIEW user_view AS
+SELECT
+    id,
+    name,
+    fedi_name,
+    admin,
+    banned,
+    published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
 
 -- post
 -- Recreate the view
-drop view post_view;
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select u.banned from user_ u where p.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select nsfw from community c where p.community_id = c.id) as community_nsfw,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
-)
+DROP VIEW post_view;
 
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                u.banned
+            FROM
+                user_ u
+            WHERE
+                p.creator_id = u.id) AS banned,
+        (
+            SELECT
+                cb.id::bool
+            FROM
+                community_user_ban cb
+            WHERE
+                p.creator_id = cb.user_id
+                AND p.community_id = cb.community_id) AS banned_from_community,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                nsfw
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_nsfw,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
 -- community
+DROP VIEW community_view;
 
-drop view community_view;
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
-  hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
-  from community c
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments,
+        hot_rank ((
+            SELECT
+                count(*)
+            FROM community_follower cf
+            WHERE
+                cf.community_id = c.id), c.published) AS hot_rank
+FROM
+    community c
 )
-
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
-
-union all
-
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
 -- Reply and comment view
-create view comment_view as
-with all_comment as
-(
-  select        
-  c.*,
-  (select community_id from post p where p.id = c.post_id),
-  (select u.banned from user_ u where c.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where c.creator_id = user_.id) as creator_name,
-  coalesce(sum(cl.score), 0) as score,
-  count (case when cl.score = 1 then 1 else null end) as upvotes,
-  count (case when cl.score = -1 then 1 else null end) as downvotes
-  from comment c
-  left join comment_like cl on c.id = cl.comment_id
-  group by c.id
+CREATE VIEW comment_view AS
+with all_comment AS (
+    SELECT
+        c.*,
+        (
+            SELECT
+                community_id
+            FROM
+                post p
+            WHERE
+                p.id = c.post_id),
+            (
+                SELECT
+                    u.banned
+                FROM
+                    user_ u
+                WHERE
+                    c.creator_id = u.id) AS banned,
+                (
+                    SELECT
+                        cb.id::bool
+                    FROM
+                        community_user_ban cb,
+                        post p
+                    WHERE
+                        c.creator_id = cb.user_id
+                        AND p.id = c.post_id
+                        AND p.community_id = cb.community_id) AS banned_from_community,
+                    (
+                        SELECT
+                            name
+                        FROM
+                            user_
+                        WHERE
+                            c.creator_id = user_.id) AS creator_name,
+                        coalesce(sum(cl.score), 0) AS score,
+                    count(
+                        CASE WHEN cl.score = 1 THEN
+                            1
+                        ELSE
+                            NULL
+                        END) AS upvotes,
+                    count(
+                        CASE WHEN cl.score = - 1 THEN
+                            1
+                        ELSE
+                            NULL
+                        END) AS downvotes
+                FROM
+                    comment c
+                LEFT JOIN comment_like cl ON c.id = cl.comment_id
+            GROUP BY
+                c.id
 )
+    SELECT
+        ac.*,
+        u.id AS user_id,
+        coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-
-union all
-
-select 
-    ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as saved
-from all_comment ac
-;
-
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 
 -- user mention
-create view user_mention_view as
-select 
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.post_id,
     c.parent_id,
@@ -184,41 +395,117 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id
-from user_mention um, comment_view c
-where um.comment_id = c.id;
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 
 -- community tables
-drop view community_moderator_view;
-drop view community_follower_view;
-drop view community_user_ban_view;
-drop view site_view;
-
-create view community_moderator_view as 
-select *,
-(select name from user_ u where cm.user_id = u.id) as user_name,
-(select name from community c where cm.community_id = c.id) as community_name
-from community_moderator cm;
-
-create view community_follower_view as 
-select *,
-(select name from user_ u where cf.user_id = u.id) as user_name,
-(select name from community c where cf.community_id = c.id) as community_name
-from community_follower cf;
-
-create view community_user_ban_view as 
-select *,
-(select name from user_ u where cm.user_id = u.id) as user_name,
-(select name from community c where cm.community_id = c.id) as community_name
-from community_user_ban cm;
-
-create view site_view as 
-select *,
-(select name from user_ u where s.creator_id = u.id) as creator_name,
-(select count(*) from user_) as number_of_users,
-(select count(*) from post) as number_of_posts,
-(select count(*) from comment) as number_of_comments,
-(select count(*) from community) as number_of_communities
-from site s;
-
-alter table user_ rename column avatar to icon;
-alter table user_ alter column icon type bytea using icon::bytea;
+DROP VIEW community_moderator_view;
+
+DROP VIEW community_follower_view;
+
+DROP VIEW community_user_ban_view;
+
+DROP VIEW site_view;
+
+CREATE VIEW community_moderator_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cm.user_id = u.id) AS user_name,
+    (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cm.community_id = c.id) AS community_name
+FROM
+    community_moderator cm;
+
+CREATE VIEW community_follower_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cf.user_id = u.id) AS user_name,
+    (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cf.community_id = c.id) AS community_name
+FROM
+    community_follower cf;
+
+CREATE VIEW community_user_ban_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cm.user_id = u.id) AS user_name,
+    (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cm.community_id = c.id) AS community_name
+FROM
+    community_user_ban cm;
+
+CREATE VIEW site_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            s.creator_id = u.id) AS creator_name,
+    (
+        SELECT
+            count(*)
+        FROM
+            user_) AS number_of_users,
+    (
+        SELECT
+            count(*)
+        FROM
+            post) AS number_of_posts,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment) AS number_of_comments,
+    (
+        SELECT
+            count(*)
+        FROM
+            community) AS number_of_communities
+FROM
+    site s;
+
+ALTER TABLE user_ RENAME COLUMN avatar TO icon;
+
+ALTER TABLE user_
+    ALTER COLUMN icon TYPE bytea
+    USING icon::bytea;
+

migrations/2019-12-29-164820_add_avatar/up.sql

@@ -1,177 +1,408 @@
 -- Rename to avatar
-alter table user_ rename column icon to avatar;
-alter table user_ alter column avatar type text;
+ALTER TABLE user_ RENAME COLUMN icon TO avatar;
 
--- Rebuild nearly all the views, to include the creator avatars
+ALTER TABLE user_
+    ALTER COLUMN avatar TYPE text;
 
+-- Rebuild nearly all the views, to include the creator avatars
 -- user
-drop view user_view;
-create view user_view as 
-select id,
-name,
-avatar,
-fedi_name,
-admin,
-banned,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+DROP VIEW user_view;
+
+CREATE VIEW user_view AS
+SELECT
+    id,
+    name,
+    avatar,
+    fedi_name,
+    admin,
+    banned,
+    published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
 
 -- post
 -- Recreate the view
-drop view post_view;
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select u.banned from user_ u where p.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select nsfw from community c where p.community_id = c.id) as community_nsfw,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
-)
-
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+DROP VIEW post_view;
 
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                u.banned
+            FROM
+                user_ u
+            WHERE
+                p.creator_id = u.id) AS banned,
+        (
+            SELECT
+                cb.id::bool
+            FROM
+                community_user_ban cb
+            WHERE
+                p.creator_id = cb.user_id
+                AND p.community_id = cb.community_id) AS banned_from_community,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                avatar
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_avatar,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                nsfw
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_nsfw,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
 -- community
-drop view community_view;
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select avatar from user_ u where c.creator_id = u.id) as creator_avatar,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
-  hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
-  from community c
+DROP VIEW community_view;
+
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                avatar
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_avatar,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments,
+        hot_rank ((
+            SELECT
+                count(*)
+            FROM community_follower cf
+            WHERE
+                cf.community_id = c.id), c.published) AS hot_rank
+FROM
+    community c
 )
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
 
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
+-- reply and comment view
+DROP VIEW reply_view;
 
-union all
+DROP VIEW user_mention_view;
 
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
+DROP VIEW comment_view;
 
--- reply and comment view
-drop view reply_view;
-drop view user_mention_view;
-drop view comment_view;
-create view comment_view as
-with all_comment as
-(
-  select        
-  c.*,
-  (select community_id from post p where p.id = c.post_id),
-  (select u.banned from user_ u where c.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where c.creator_id = user_.id) as creator_name,
-  (select avatar from user_ where c.creator_id = user_.id) as creator_avatar,
-  coalesce(sum(cl.score), 0) as score,
-  count (case when cl.score = 1 then 1 else null end) as upvotes,
-  count (case when cl.score = -1 then 1 else null end) as downvotes
-  from comment c
-  left join comment_like cl on c.id = cl.comment_id
-  group by c.id
+CREATE VIEW comment_view AS
+with all_comment AS (
+    SELECT
+        c.*,
+        (
+            SELECT
+                community_id
+            FROM
+                post p
+            WHERE
+                p.id = c.post_id),
+            (
+                SELECT
+                    u.banned
+                FROM
+                    user_ u
+                WHERE
+                    c.creator_id = u.id) AS banned,
+                (
+                    SELECT
+                        cb.id::bool
+                    FROM
+                        community_user_ban cb,
+                        post p
+                    WHERE
+                        c.creator_id = cb.user_id
+                        AND p.id = c.post_id
+                        AND p.community_id = cb.community_id) AS banned_from_community,
+                    (
+                        SELECT
+                            name
+                        FROM
+                            user_
+                        WHERE
+                            c.creator_id = user_.id) AS creator_name,
+                        (
+                            SELECT
+                                avatar
+                            FROM
+                                user_
+                            WHERE
+                                c.creator_id = user_.id) AS creator_avatar,
+                            coalesce(sum(cl.score), 0) AS score,
+                        count(
+                            CASE WHEN cl.score = 1 THEN
+                                1
+                            ELSE
+                                NULL
+                            END) AS upvotes,
+                        count(
+                            CASE WHEN cl.score = - 1 THEN
+                                1
+                            ELSE
+                                NULL
+                            END) AS downvotes
+                    FROM
+                        comment c
+                    LEFT JOIN comment_like cl ON c.id = cl.comment_id
+                GROUP BY
+                    c.id
 )
+        SELECT
+            ac.*,
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-
-union all
-
-select 
-    ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as saved
-from all_comment ac
-;
-
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 
 -- user mention
-create view user_mention_view as
-select 
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.post_id,
     c.parent_id,
@@ -193,42 +424,136 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id
-from user_mention um, comment_view c
-where um.comment_id = c.id;
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 
 -- community views
-drop view community_moderator_view;
-drop view community_follower_view;
-drop view community_user_ban_view;
-drop view site_view;
-
-create view community_moderator_view as 
-select *,
-(select name from user_ u where cm.user_id = u.id) as user_name,
-(select avatar from user_ u where cm.user_id = u.id),
-(select name from community c where cm.community_id = c.id) as community_name
-from community_moderator cm;
-
-create view community_follower_view as 
-select *,
-(select name from user_ u where cf.user_id = u.id) as user_name,
-(select avatar from user_ u where cf.user_id = u.id),
-(select name from community c where cf.community_id = c.id) as community_name
-from community_follower cf;
-
-create view community_user_ban_view as 
-select *,
-(select name from user_ u where cm.user_id = u.id) as user_name,
-(select avatar from user_ u where cm.user_id = u.id),
-(select name from community c where cm.community_id = c.id) as community_name
-from community_user_ban cm;
-
-create view site_view as 
-select *,
-(select name from user_ u where s.creator_id = u.id) as creator_name,
-(select avatar from user_ u where s.creator_id = u.id) as creator_avatar,
-(select count(*) from user_) as number_of_users,
-(select count(*) from post) as number_of_posts,
-(select count(*) from comment) as number_of_comments,
-(select count(*) from community) as number_of_communities
-from site s;
+DROP VIEW community_moderator_view;
+
+DROP VIEW community_follower_view;
+
+DROP VIEW community_user_ban_view;
+
+DROP VIEW site_view;
+
+CREATE VIEW community_moderator_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cm.user_id = u.id) AS user_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_ u
+        WHERE
+            cm.user_id = u.id), (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cm.community_id = c.id) AS community_name
+FROM
+    community_moderator cm;
+
+CREATE VIEW community_follower_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cf.user_id = u.id) AS user_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_ u
+        WHERE
+            cf.user_id = u.id), (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cf.community_id = c.id) AS community_name
+FROM
+    community_follower cf;
+
+CREATE VIEW community_user_ban_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            cm.user_id = u.id) AS user_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_ u
+        WHERE
+            cm.user_id = u.id), (
+        SELECT
+            name
+        FROM
+            community c
+        WHERE
+            cm.community_id = c.id) AS community_name
+FROM
+    community_user_ban cm;
+
+CREATE VIEW site_view AS
+SELECT
+    *,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            s.creator_id = u.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_ u
+        WHERE
+            s.creator_id = u.id) AS creator_avatar,
+    (
+        SELECT
+            count(*)
+        FROM
+            user_) AS number_of_users,
+    (
+        SELECT
+            count(*)
+        FROM
+            post) AS number_of_posts,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment) AS number_of_comments,
+    (
+        SELECT
+            count(*)
+        FROM
+            community) AS number_of_communities
+FROM
+    site s;
+

migrations/2020-01-01-200418_add_email_to_user_view/down.sql

@@ -1,15 +1,47 @@
 -- user
-drop view user_view;
-create view user_view as 
-select id,
-name,
-avatar,
-fedi_name,
-admin,
-banned,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+DROP VIEW user_view;
+
+CREATE VIEW user_view AS
+SELECT
+    id,
+    name,
+    avatar,
+    fedi_name,
+    admin,
+    banned,
+    published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
+

migrations/2020-01-01-200418_add_email_to_user_view/up.sql

@@ -1,16 +1,48 @@
 -- user
-drop view user_view;
-create view user_view as 
-select id,
-name,
-avatar,
-email,
-fedi_name,
-admin,
-banned,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+DROP VIEW user_view;
+
+CREATE VIEW user_view AS
+SELECT
+    id,
+    name,
+    avatar,
+    email,
+    fedi_name,
+    admin,
+    banned,
+    published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
+

migrations/2020-01-02-172755_add_show_avatar_and_email_notifications_to_user/down.sql

@@ -1,20 +1,55 @@
 -- Drop the columns
-drop view user_view;
-alter table user_ drop column show_avatars;
-alter table user_ drop column send_notifications_to_email;
+DROP VIEW user_view;
+
+ALTER TABLE user_
+    DROP COLUMN show_avatars;
+
+ALTER TABLE user_
+    DROP COLUMN send_notifications_to_email;
 
 -- Rebuild the view
-create view user_view as 
-select id,
-name,
-avatar,
-email,
-fedi_name,
-admin,
-banned,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+CREATE VIEW user_view AS
+SELECT
+    id,
+    name,
+    avatar,
+    email,
+    fedi_name,
+    admin,
+    banned,
+    published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
+

migrations/2020-01-02-172755_add_show_avatar_and_email_notifications_to_user/up.sql

@@ -1,22 +1,57 @@
 -- Add columns
-alter table user_ add column show_avatars boolean default true not null;
-alter table user_ add column send_notifications_to_email boolean default false not null;
+ALTER TABLE user_
+    ADD COLUMN show_avatars boolean DEFAULT TRUE NOT NULL;
+
+ALTER TABLE user_
+    ADD COLUMN send_notifications_to_email boolean DEFAULT FALSE NOT NULL;
 
 -- Rebuild the user_view
-drop view user_view;
-create view user_view as 
-select id,
-name,
-avatar,
-email,
-fedi_name,
-admin,
-banned,
-show_avatars,
-send_notifications_to_email,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+DROP VIEW user_view;
+
+CREATE VIEW user_view AS
+SELECT
+    id,
+    name,
+    avatar,
+    email,
+    fedi_name,
+    admin,
+    banned,
+    show_avatars,
+    send_notifications_to_email,
+    published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
+

migrations/2020-01-11-012452_add_indexes/down.sql

@@ -1,16 +1,24 @@
-drop index idx_post_creator;
-drop index idx_post_community;
+DROP INDEX idx_post_creator;
 
-drop index idx_post_like_post;
-drop index idx_post_like_user;
+DROP INDEX idx_post_community;
 
-drop index idx_comment_creator;
-drop index idx_comment_parent;
-drop index idx_comment_post;
+DROP INDEX idx_post_like_post;
 
-drop index idx_comment_like_comment;
-drop index idx_comment_like_user;
-drop index idx_comment_like_post;
+DROP INDEX idx_post_like_user;
+
+DROP INDEX idx_comment_creator;
+
+DROP INDEX idx_comment_parent;
+
+DROP INDEX idx_comment_post;
+
+DROP INDEX idx_comment_like_comment;
+
+DROP INDEX idx_comment_like_user;
+
+DROP INDEX idx_comment_like_post;
+
+DROP INDEX idx_community_creator;
+
+DROP INDEX idx_community_category;
 
-drop index idx_community_creator;
-drop index idx_community_category;

migrations/2020-01-11-012452_add_indexes/up.sql

@@ -1,17 +1,25 @@
 -- Go through all the tables joins, optimize every view, CTE, etc.
-create index idx_post_creator on post (creator_id);
-create index idx_post_community on post (community_id);
+CREATE INDEX idx_post_creator ON post (creator_id);
 
-create index idx_post_like_post on post_like (post_id);
-create index idx_post_like_user on post_like (user_id);
+CREATE INDEX idx_post_community ON post (community_id);
 
-create index idx_comment_creator on comment (creator_id);
-create index idx_comment_parent on comment (parent_id);
-create index idx_comment_post on comment (post_id);
+CREATE INDEX idx_post_like_post ON post_like (post_id);
 
-create index idx_comment_like_comment on comment_like (comment_id);
-create index idx_comment_like_user on comment_like (user_id);
-create index idx_comment_like_post on comment_like (post_id);
+CREATE INDEX idx_post_like_user ON post_like (user_id);
+
+CREATE INDEX idx_comment_creator ON comment (creator_id);
+
+CREATE INDEX idx_comment_parent ON comment (parent_id);
+
+CREATE INDEX idx_comment_post ON comment (post_id);
+
+CREATE INDEX idx_comment_like_comment ON comment_like (comment_id);
+
+CREATE INDEX idx_comment_like_user ON comment_like (user_id);
+
+CREATE INDEX idx_comment_like_post ON comment_like (post_id);
+
+CREATE INDEX idx_community_creator ON community (creator_id);
+
+CREATE INDEX idx_community_category ON community (category_id);
 
-create index idx_community_creator on community (creator_id);
-create index idx_community_category on community (category_id);

migrations/2020-01-13-025151_create_materialized_views/down.sql

@@ -1,202 +1,457 @@
 -- functions and triggers
-drop trigger refresh_user on user_;
-drop function refresh_user();
-drop trigger refresh_post on post;
-drop function refresh_post();
-drop trigger refresh_post_like on post_like;
-drop function refresh_post_like();
-drop trigger refresh_community on community;
-drop function refresh_community();
-drop trigger refresh_community_follower on community_follower;
-drop function refresh_community_follower();
-drop trigger refresh_community_user_ban on community_user_ban;
-drop function refresh_community_user_ban();
-drop trigger refresh_comment on comment;
-drop function refresh_comment();
-drop trigger refresh_comment_like on comment_like;
-drop function refresh_comment_like();
+DROP TRIGGER refresh_user ON user_;
+
+DROP FUNCTION refresh_user ();
+
+DROP TRIGGER refresh_post ON post;
+
+DROP FUNCTION refresh_post ();
+
+DROP TRIGGER refresh_post_like ON post_like;
+
+DROP FUNCTION refresh_post_like ();
+
+DROP TRIGGER refresh_community ON community;
+
+DROP FUNCTION refresh_community ();
+
+DROP TRIGGER refresh_community_follower ON community_follower;
+
+DROP FUNCTION refresh_community_follower ();
+
+DROP TRIGGER refresh_community_user_ban ON community_user_ban;
+
+DROP FUNCTION refresh_community_user_ban ();
+
+DROP TRIGGER refresh_comment ON comment;
+
+DROP FUNCTION refresh_comment ();
+
+DROP TRIGGER refresh_comment_like ON comment_like;
+
+DROP FUNCTION refresh_comment_like ();
 
 -- post
 -- Recreate the view
-drop view post_view;
-create view post_view as
-with all_post as
-(
-  select        
-  p.*,
-  (select u.banned from user_ u where p.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where p.creator_id = user_.id) as creator_name,
-  (select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
-  (select name from community where p.community_id = community.id) as community_name,
-  (select removed from community c where p.community_id = c.id) as community_removed,
-  (select deleted from community c where p.community_id = c.id) as community_deleted,
-  (select nsfw from community c where p.community_id = c.id) as community_nsfw,
-  (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-  coalesce(sum(pl.score), 0) as score,
-  count (case when pl.score = 1 then 1 else null end) as upvotes,
-  count (case when pl.score = -1 then 1 else null end) as downvotes,
-  hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-  from post p
-  left join post_like pl on p.id = pl.post_id
-  group by p.id
+DROP VIEW post_view;
+
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        p.*,
+        (
+            SELECT
+                u.banned
+            FROM
+                user_ u
+            WHERE
+                p.creator_id = u.id) AS banned,
+        (
+            SELECT
+                cb.id::bool
+            FROM
+                community_user_ban cb
+            WHERE
+                p.creator_id = cb.user_id
+                AND p.community_id = cb.community_id) AS banned_from_community,
+        (
+            SELECT
+                name
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_name,
+        (
+            SELECT
+                avatar
+            FROM
+                user_
+            WHERE
+                p.creator_id = user_.id) AS creator_avatar,
+        (
+            SELECT
+                name
+            FROM
+                community
+            WHERE
+                p.community_id = community.id) AS community_name,
+        (
+            SELECT
+                removed
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_removed,
+        (
+            SELECT
+                deleted
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_deleted,
+        (
+            SELECT
+                nsfw
+            FROM
+                community c
+            WHERE
+                p.community_id = c.id) AS community_nsfw,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment
+            WHERE
+                comment.post_id = p.id) AS number_of_comments,
+        coalesce(sum(pl.score), 0) AS score,
+        count(
+            CASE WHEN pl.score = 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS upvotes,
+        count(
+            CASE WHEN pl.score = - 1 THEN
+                1
+            ELSE
+                NULL
+            END) AS downvotes,
+        hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+    FROM
+        post p
+        LEFT JOIN post_like pl ON p.id = pl.post_id
+    GROUP BY
+        p.id
 )
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
+
+DROP VIEW post_mview;
 
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
-
-drop view post_mview;
-drop materialized view post_aggregates_mview;
-drop view post_aggregates_view;
+DROP MATERIALIZED VIEW post_aggregates_mview;
+
+DROP VIEW post_aggregates_view;
 
 -- user
-drop materialized view user_mview;
-drop view user_view;
-create view user_view as 
-select id,
-name,
-avatar,
-email,
-fedi_name,
-admin,
-banned,
-show_avatars,
-send_notifications_to_email,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+DROP MATERIALIZED VIEW user_mview;
+
+DROP VIEW user_view;
+
+CREATE VIEW user_view AS
+SELECT
+    id,
+    name,
+    avatar,
+    email,
+    fedi_name,
+    admin,
+    banned,
+    show_avatars,
+    send_notifications_to_email,
+    published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
 
 -- community
-drop view community_mview;
-drop materialized view community_aggregates_mview;
-drop view community_view;
-drop view community_aggregates_view;
-create view community_view as 
-with all_community as
-(
-  select *,
-  (select name from user_ u where c.creator_id = u.id) as creator_name,
-  (select avatar from user_ u where c.creator_id = u.id) as creator_avatar,
-  (select name from category ct where c.category_id = ct.id) as category_name,
-  (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
-  (select count(*) from post p where p.community_id = c.id) as number_of_posts,
-  (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
-  hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
-  from community c
-)
+DROP VIEW community_mview;
 
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
+DROP MATERIALIZED VIEW community_aggregates_mview;
 
-union all
+DROP VIEW community_view;
 
-select 
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
+DROP VIEW community_aggregates_view;
 
--- reply and comment view
-drop view reply_view;
-drop view user_mention_view;
-drop view comment_view;
-drop view comment_mview;
-drop materialized view comment_aggregates_mview;
-drop view comment_aggregates_view;
-create view comment_view as
-with all_comment as
-(
-  select        
-  c.*,
-  (select community_id from post p where p.id = c.post_id),
-  (select u.banned from user_ u where c.creator_id = u.id) as banned,
-  (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
-  (select name from user_ where c.creator_id = user_.id) as creator_name,
-  (select avatar from user_ where c.creator_id = user_.id) as creator_avatar,
-  coalesce(sum(cl.score), 0) as score,
-  count (case when cl.score = 1 then 1 else null end) as upvotes,
-  count (case when cl.score = -1 then 1 else null end) as downvotes
-  from comment c
-  left join comment_like cl on c.id = cl.comment_id
-  group by c.id
+CREATE VIEW community_view AS
+with all_community AS (
+    SELECT
+        *,
+        (
+            SELECT
+                name
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_name,
+        (
+            SELECT
+                avatar
+            FROM
+                user_ u
+            WHERE
+                c.creator_id = u.id) AS creator_avatar,
+        (
+            SELECT
+                name
+            FROM
+                category ct
+            WHERE
+                c.category_id = ct.id) AS category_name,
+        (
+            SELECT
+                count(*)
+            FROM
+                community_follower cf
+            WHERE
+                cf.community_id = c.id) AS number_of_subscribers,
+        (
+            SELECT
+                count(*)
+            FROM
+                post p
+            WHERE
+                p.community_id = c.id) AS number_of_posts,
+        (
+            SELECT
+                count(*)
+            FROM
+                comment co,
+                post p
+            WHERE
+                c.id = p.community_id
+                AND p.id = co.post_id) AS number_of_comments,
+        hot_rank ((
+            SELECT
+                count(*)
+            FROM community_follower cf
+            WHERE
+                cf.community_id = c.id), c.published) AS hot_rank
+FROM
+    community c
 )
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN all_community ac
+UNION ALL
+SELECT
+    ac.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    all_community ac;
+
+-- reply and comment view
+DROP VIEW reply_view;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
+DROP VIEW user_mention_view;
 
-union all
+DROP VIEW comment_view;
 
-select 
-    ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as saved
-from all_comment ac
-;
-
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+DROP VIEW comment_mview;
+
+DROP MATERIALIZED VIEW comment_aggregates_mview;
+
+DROP VIEW comment_aggregates_view;
+
+CREATE VIEW comment_view AS
+with all_comment AS (
+    SELECT
+        c.*,
+        (
+            SELECT
+                community_id
+            FROM
+                post p
+            WHERE
+                p.id = c.post_id),
+            (
+                SELECT
+                    u.banned
+                FROM
+                    user_ u
+                WHERE
+                    c.creator_id = u.id) AS banned,
+                (
+                    SELECT
+                        cb.id::bool
+                    FROM
+                        community_user_ban cb,
+                        post p
+                    WHERE
+                        c.creator_id = cb.user_id
+                        AND p.id = c.post_id
+                        AND p.community_id = cb.community_id) AS banned_from_community,
+                    (
+                        SELECT
+                            name
+                        FROM
+                            user_
+                        WHERE
+                            c.creator_id = user_.id) AS creator_name,
+                        (
+                            SELECT
+                                avatar
+                            FROM
+                                user_
+                            WHERE
+                                c.creator_id = user_.id) AS creator_avatar,
+                            coalesce(sum(cl.score), 0) AS score,
+                        count(
+                            CASE WHEN cl.score = 1 THEN
+                                1
+                            ELSE
+                                NULL
+                            END) AS upvotes,
+                        count(
+                            CASE WHEN cl.score = - 1 THEN
+                                1
+                            ELSE
+                                NULL
+                            END) AS downvotes
+                    FROM
+                        comment c
+                    LEFT JOIN comment_like cl ON c.id = cl.comment_id
+                GROUP BY
+                    c.id
+)
+        SELECT
+            ac.*,
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS saved
+    FROM
+        all_comment ac;
+
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 
 -- user mention
-create view user_mention_view as
-select 
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.post_id,
     c.parent_id,
@@ -218,6 +473,9 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id
-from user_mention um, comment_view c
-where um.comment_id = c.id;
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 

migrations/2020-01-21-001001_create_private_message/down.sql

@@ -1,34 +1,72 @@
 -- Drop the triggers
-drop trigger refresh_private_message on private_message;
-drop function refresh_private_message();
+DROP TRIGGER refresh_private_message ON private_message;
+
+DROP FUNCTION refresh_private_message ();
 
 -- Drop the view and table
-drop view private_message_view cascade;
-drop table private_message;
+DROP VIEW private_message_view CASCADE;
+
+DROP TABLE private_message;
 
 -- Rebuild the old views
-drop view user_view cascade;
-create view user_view as 
-select 
-u.id,
-u.name,
-u.avatar,
-u.email,
-u.fedi_name,
-u.admin,
-u.banned,
-u.show_avatars,
-u.send_notifications_to_email,
-u.published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
-
-create materialized view user_mview as select * from user_view;
-
-create unique index idx_user_mview_id on user_mview (id);
+DROP VIEW user_view CASCADE;
+
+CREATE VIEW user_view AS
+SELECT
+    u.id,
+    u.name,
+    u.avatar,
+    u.email,
+    u.fedi_name,
+    u.admin,
+    u.banned,
+    u.show_avatars,
+    u.send_notifications_to_email,
+    u.published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
+
+CREATE MATERIALIZED VIEW user_mview AS
+SELECT
+    *
+FROM
+    user_view;
+
+CREATE UNIQUE INDEX idx_user_mview_id ON user_mview (id);
 
 -- Drop the columns
-alter table user_ drop column matrix_user_id;
+ALTER TABLE user_
+    DROP COLUMN matrix_user_id;
+

migrations/2020-01-21-001001_create_private_message/up.sql

@@ -1,76 +1,117 @@
 -- Creating private message
-create table private_message (
-  id serial primary key,
-  creator_id int references user_ on update cascade on delete cascade not null,
-  recipient_id int references user_ on update cascade on delete cascade not null,
-  content text not null,
-  deleted boolean default false not null,
-  read boolean default false not null,
-  published timestamp not null default now(),
-  updated timestamp
+CREATE TABLE private_message (
+    id serial PRIMARY KEY,
+    creator_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    recipient_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL,
+    content text NOT NULL,
+    deleted boolean DEFAULT FALSE NOT NULL,
+    read boolean DEFAULT FALSE NOT NULL,
+    published timestamp NOT NULL DEFAULT now(),
+    updated timestamp
 );
 
 -- Create the view and materialized view which has the avatar and creator name
-create view private_message_view as 
-select        
-pm.*,
-u.name as creator_name,
-u.avatar as creator_avatar,
-u2.name as recipient_name,
-u2.avatar as recipient_avatar
-from private_message pm
-inner join user_ u on u.id = pm.creator_id
-inner join user_ u2 on u2.id = pm.recipient_id;
+CREATE VIEW private_message_view AS
+SELECT
+    pm.*,
+    u.name AS creator_name,
+    u.avatar AS creator_avatar,
+    u2.name AS recipient_name,
+    u2.avatar AS recipient_avatar
+FROM
+    private_message pm
+    INNER JOIN user_ u ON u.id = pm.creator_id
+    INNER JOIN user_ u2 ON u2.id = pm.recipient_id;
 
-create materialized view private_message_mview as select * from private_message_view;
+CREATE MATERIALIZED VIEW private_message_mview AS
+SELECT
+    *
+FROM
+    private_message_view;
 
-create unique index idx_private_message_mview_id on private_message_mview (id);
+CREATE UNIQUE INDEX idx_private_message_mview_id ON private_message_mview (id);
 
 -- Create the triggers
-create or replace function refresh_private_message()
-returns trigger language plpgsql
-as $$
-begin
-  refresh materialized view concurrently private_message_mview;
-  return null;
-end $$;
+CREATE OR REPLACE FUNCTION refresh_private_message ()
+    RETURNS TRIGGER
+    LANGUAGE plpgsql
+    AS $$
+BEGIN
+    REFRESH MATERIALIZED VIEW CONCURRENTLY private_message_mview;
+    RETURN NULL;
+END
+$$;
 
-create trigger refresh_private_message
-after insert or update or delete or truncate
-on private_message
-for each statement
-execute procedure refresh_private_message();
+CREATE TRIGGER refresh_private_message
+    AFTER INSERT OR UPDATE OR DELETE OR TRUNCATE ON private_message
+    FOR EACH statement
+    EXECUTE PROCEDURE refresh_private_message ();
 
 -- Update user to include matrix id
-alter table user_ add column matrix_user_id text unique;
+ALTER TABLE user_
+    ADD COLUMN matrix_user_id text UNIQUE;
 
-drop view user_view cascade;
-create view user_view as 
-select 
-u.id,
-u.name,
-u.avatar,
-u.email,
-u.matrix_user_id,
-u.fedi_name,
-u.admin,
-u.banned,
-u.show_avatars,
-u.send_notifications_to_email,
-u.published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+DROP VIEW user_view CASCADE;
 
-create materialized view user_mview as select * from user_view;
+CREATE VIEW user_view AS
+SELECT
+    u.id,
+    u.name,
+    u.avatar,
+    u.email,
+    u.matrix_user_id,
+    u.fedi_name,
+    u.admin,
+    u.banned,
+    u.show_avatars,
+    u.send_notifications_to_email,
+    u.published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
 
-create unique index idx_user_mview_id on user_mview (id);
+CREATE MATERIALIZED VIEW user_mview AS
+SELECT
+    *
+FROM
+    user_view;
+
+CREATE UNIQUE INDEX idx_user_mview_id ON user_mview (id);
 
 -- This is what a group pm table would look like
 -- Not going to do it now because of the complications
--- 
+--
 -- create table private_message (
 --   id serial primary key,
 --   creator_id int references user_ on update cascade on delete cascade not null,
@@ -79,7 +120,7 @@ create unique index idx_user_mview_id on user_mview (id);
 --   published timestamp not null default now(),
 --   updated timestamp
 -- );
--- 
+--
 -- create table private_message_recipient (
 --   id serial primary key,
 --   private_message_id int references private_message on update cascade on delete cascade not null,

migrations/2020-01-29-011901_create_reply_materialized_view/down.sql

@@ -1,25 +1,37 @@
 -- Drop the materialized / built views
-drop view reply_view;
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+DROP VIEW reply_view;
+
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
+

migrations/2020-01-29-011901_create_reply_materialized_view/up.sql

@@ -1,27 +1,38 @@
 -- https://github.com/dessalines/lemmy/issues/197
-drop view reply_view;
+DROP VIEW reply_view;
 
 -- Do the reply_view referencing the comment_mview
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_mview cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_mview cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
+

migrations/2020-01-29-030825_create_user_mention_materialized_view/down.sql

@@ -1 +1,2 @@
-drop view user_mention_mview;
+DROP VIEW user_mention_mview;
+

migrations/2020-01-29-030825_create_user_mention_materialized_view/up.sql

@@ -1,14 +1,13 @@
-create view user_mention_mview as 
-with all_comment as
-(
-  select
-  ca.*
-  from comment_aggregates_mview ca
+CREATE VIEW user_mention_mview AS
+with all_comment AS (
+    SELECT
+        ca.*
+    FROM
+        comment_aggregates_mview ca
 )
-
-select
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.post_id,
     ac.parent_id,
@@ -26,20 +25,27 @@ select
     ac.score,
     ac.upvotes,
     ac.downvotes,
-    u.id as user_id,
-    coalesce(cl.score, 0) as my_vote,
-    (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved,
     um.recipient_id
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-left join user_mention um on um.comment_id = ac.id
-
-union all
-
-select 
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    LEFT JOIN user_mention um ON um.comment_id = ac.id
+UNION ALL
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.post_id,
     ac.parent_id,
@@ -57,11 +63,11 @@ select
     ac.score,
     ac.upvotes,
     ac.downvotes,
-    null as user_id, 
-    null as my_vote,
-    null as saved,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS saved,
     um.recipient_id
-from all_comment ac
-left join user_mention um on um.comment_id = ac.id
-;
+FROM
+    all_comment ac
+    LEFT JOIN user_mention um ON um.comment_id = ac.id;
 

migrations/2020-02-02-004806_add_case_insensitive_usernames/down.sql

@@ -1,2 +1,4 @@
-drop index idx_user_name_lower;
-drop index idx_user_email_lower;
+DROP INDEX idx_user_name_lower;
+
+DROP INDEX idx_user_email_lower;
+

migrations/2020-02-02-004806_add_case_insensitive_usernames/up.sql

@@ -1,5 +1,4 @@
 -- Add case insensitive username and email uniqueness
-
 -- An example of showing the dupes:
 -- select
 --   max(id) as id,
@@ -8,22 +7,28 @@
 -- from user_
 -- group by lower(name)
 -- having count(*) > 1;
-
 -- Delete username dupes, keeping the first one
-delete
-from user_
-where id not in (
-  select min(id)
-  from user_
-  group by lower(name), lower(fedi_name)
-);
+DELETE FROM user_
+WHERE id NOT IN (
+        SELECT
+            min(id)
+        FROM
+            user_
+        GROUP BY
+            lower(name),
+            lower(fedi_name));
 
--- The user index 
-create unique index idx_user_name_lower on user_ (lower(name));
+-- The user index
+CREATE UNIQUE INDEX idx_user_name_lower ON user_ (lower(name));
 
 -- Email lower
-create unique index idx_user_email_lower on user_ (lower(email));
+CREATE UNIQUE INDEX idx_user_email_lower ON user_ (lower(email));
 
 -- Set empty emails properly to null
-update user_ set email = null where email = '';
+UPDATE
+    user_
+SET
+    email = NULL
+WHERE
+    email = '';
 

migrations/2020-02-06-165953_change_post_title_length/down.sql

@@ -1,132 +1,409 @@
 -- Drop the dependent views
-drop view post_view;
-drop view post_mview;
-drop materialized view post_aggregates_mview;
-drop view post_aggregates_view;
-drop view mod_remove_post_view;
-drop view mod_sticky_post_view;
-drop view mod_lock_post_view;
-drop view mod_remove_comment_view;
+DROP VIEW post_view;
 
-alter table post alter column name type varchar(100);
+DROP VIEW post_mview;
+
+DROP MATERIALIZED VIEW post_aggregates_mview;
+
+DROP VIEW post_aggregates_view;
+
+DROP VIEW mod_remove_post_view;
+
+DROP VIEW mod_sticky_post_view;
+
+DROP VIEW mod_lock_post_view;
+
+DROP VIEW mod_remove_comment_view;
+
+ALTER TABLE post
+    ALTER COLUMN name TYPE varchar(100);
 
 -- regen post view
-create view post_aggregates_view as
-select        
-p.*,
-(select u.banned from user_ u where p.creator_id = u.id) as banned,
-(select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-(select name from user_ where p.creator_id = user_.id) as creator_name,
-(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
-(select name from community where p.community_id = community.id) as community_name,
-(select removed from community c where p.community_id = c.id) as community_removed,
-(select deleted from community c where p.community_id = c.id) as community_deleted,
-(select nsfw from community c where p.community_id = c.id) as community_nsfw,
-(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-coalesce(sum(pl.score), 0) as score,
-count (case when pl.score = 1 then 1 else null end) as upvotes,
-count (case when pl.score = -1 then 1 else null end) as downvotes,
-hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-from post p
-left join post_like pl on p.id = pl.post_id
-group by p.id;
-
-create materialized view post_aggregates_mview as select * from post_aggregates_view;
-
-create unique index idx_post_aggregates_mview_id on post_aggregates_mview (id);
-
-create view post_view as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_view pa
+CREATE VIEW post_aggregates_view AS
+SELECT
+    p.*,
+    (
+        SELECT
+            u.banned
+        FROM
+            user_ u
+        WHERE
+            p.creator_id = u.id) AS banned,
+    (
+        SELECT
+            cb.id::bool
+        FROM
+            community_user_ban cb
+        WHERE
+            p.creator_id = cb.user_id
+            AND p.community_id = cb.community_id) AS banned_from_community,
+    (
+        SELECT
+            name
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_avatar,
+    (
+        SELECT
+            name
+        FROM
+            community
+        WHERE
+            p.community_id = community.id) AS community_name,
+    (
+        SELECT
+            removed
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_removed,
+    (
+        SELECT
+            deleted
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_deleted,
+    (
+        SELECT
+            nsfw
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_nsfw,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment
+        WHERE
+            comment.post_id = p.id) AS number_of_comments,
+    coalesce(sum(pl.score), 0) AS score,
+    count(
+        CASE WHEN pl.score = 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS upvotes,
+    count(
+        CASE WHEN pl.score = - 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS downvotes,
+    hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+FROM
+    post p
+    LEFT JOIN post_like pl ON p.id = pl.post_id
+GROUP BY
+    p.id;
+
+CREATE MATERIALIZED VIEW post_aggregates_mview AS
+SELECT
+    *
+FROM
+    post_aggregates_view;
+
+CREATE UNIQUE INDEX idx_post_aggregates_mview_id ON post_aggregates_mview (id);
+
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_view pa
 )
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
-
-create view post_mview as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_mview pa
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
+
+CREATE VIEW post_mview AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_mview pa
 )
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
 -- The mod views
+CREATE VIEW mod_remove_post_view AS
+SELECT
+    mrp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mrp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            mrp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            mrp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            mrp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_remove_post mrp;
+
+CREATE VIEW mod_lock_post_view AS
+SELECT
+    mlp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mlp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            mlp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            mlp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            mlp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_lock_post mlp;
+
+CREATE VIEW mod_remove_comment_view AS
+SELECT
+    mrc.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mrc.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            c.id
+        FROM
+            comment c
+        WHERE
+            mrc.comment_id = c.id) AS comment_user_id,
+    (
+        SELECT
+            name
+        FROM
+            user_ u,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND u.id = c.creator_id) AS comment_user_name,
+    (
+        SELECT
+            content
+        FROM
+            comment c
+        WHERE
+            mrc.comment_id = c.id) AS comment_content,
+    (
+        SELECT
+            p.id
+        FROM
+            post p,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id) AS post_id,
+    (
+        SELECT
+            p.name
+        FROM
+            post p,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id) AS post_name,
+    (
+        SELECT
+            co.id
+        FROM
+            comment c,
+            post p,
+            community co
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id
+            AND p.community_id = co.id) AS community_id,
+    (
+        SELECT
+            co.name
+        FROM
+            comment c,
+            post p,
+            community co
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id
+            AND p.community_id = co.id) AS community_name
+FROM
+    mod_remove_comment mrc;
+
+CREATE VIEW mod_sticky_post_view AS
+SELECT
+    msp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            msp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            msp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            msp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            msp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_sticky_post msp;
 
-create view mod_remove_post_view as 
-select mrp.*,
-(select name from user_ u where mrp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where mrp.post_id = p.id) as post_name,
-(select c.id from post p, community c where mrp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where mrp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_remove_post mrp;
-
-create view mod_lock_post_view as 
-select mlp.*,
-(select name from user_ u where mlp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where mlp.post_id = p.id) as post_name,
-(select c.id from post p, community c where mlp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where mlp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_lock_post mlp;
-
-create view mod_remove_comment_view as 
-select mrc.*,
-(select name from user_ u where mrc.mod_user_id = u.id) as mod_user_name,
-(select c.id from comment c where mrc.comment_id = c.id) as comment_user_id,
-(select name from user_ u, comment c where mrc.comment_id = c.id and u.id = c.creator_id) as comment_user_name,
-(select content from comment c where mrc.comment_id = c.id) as comment_content,
-(select p.id from post p, comment c where mrc.comment_id = c.id and c.post_id = p.id) as post_id,
-(select p.name from post p, comment c where mrc.comment_id = c.id and c.post_id = p.id) as post_name,
-(select co.id from comment c, post p, community co where mrc.comment_id = c.id and c.post_id = p.id and p.community_id = co.id) as community_id, 
-(select co.name from comment c, post p, community co where mrc.comment_id = c.id and c.post_id = p.id and p.community_id = co.id) as community_name
-from mod_remove_comment mrc;
-
-create view mod_sticky_post_view as 
-select msp.*,
-(select name from user_ u where msp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where msp.post_id = p.id) as post_name,
-(select c.id from post p, community c where msp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where msp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_sticky_post msp;

migrations/2020-02-06-165953_change_post_title_length/up.sql

@@ -1,133 +1,410 @@
 -- Drop the dependent views
-drop view post_view;
-drop view post_mview;
-drop materialized view post_aggregates_mview;
-drop view post_aggregates_view;
-drop view mod_remove_post_view;
-drop view mod_sticky_post_view;
-drop view mod_lock_post_view;
-drop view mod_remove_comment_view;
+DROP VIEW post_view;
+
+DROP VIEW post_mview;
+
+DROP MATERIALIZED VIEW post_aggregates_mview;
+
+DROP VIEW post_aggregates_view;
+
+DROP VIEW mod_remove_post_view;
+
+DROP VIEW mod_sticky_post_view;
+
+DROP VIEW mod_lock_post_view;
+
+DROP VIEW mod_remove_comment_view;
 
 -- Add the extra post limit
-alter table post alter column name type varchar(200);
+ALTER TABLE post
+    ALTER COLUMN name TYPE varchar(200);
 
 -- regen post view
-create view post_aggregates_view as
-select        
-p.*,
-(select u.banned from user_ u where p.creator_id = u.id) as banned,
-(select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-(select name from user_ where p.creator_id = user_.id) as creator_name,
-(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
-(select name from community where p.community_id = community.id) as community_name,
-(select removed from community c where p.community_id = c.id) as community_removed,
-(select deleted from community c where p.community_id = c.id) as community_deleted,
-(select nsfw from community c where p.community_id = c.id) as community_nsfw,
-(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-coalesce(sum(pl.score), 0) as score,
-count (case when pl.score = 1 then 1 else null end) as upvotes,
-count (case when pl.score = -1 then 1 else null end) as downvotes,
-hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-from post p
-left join post_like pl on p.id = pl.post_id
-group by p.id;
-
-create materialized view post_aggregates_mview as select * from post_aggregates_view;
-
-create unique index idx_post_aggregates_mview_id on post_aggregates_mview (id);
-
-create view post_view as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_view pa
+CREATE VIEW post_aggregates_view AS
+SELECT
+    p.*,
+    (
+        SELECT
+            u.banned
+        FROM
+            user_ u
+        WHERE
+            p.creator_id = u.id) AS banned,
+    (
+        SELECT
+            cb.id::bool
+        FROM
+            community_user_ban cb
+        WHERE
+            p.creator_id = cb.user_id
+            AND p.community_id = cb.community_id) AS banned_from_community,
+    (
+        SELECT
+            name
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_avatar,
+    (
+        SELECT
+            name
+        FROM
+            community
+        WHERE
+            p.community_id = community.id) AS community_name,
+    (
+        SELECT
+            removed
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_removed,
+    (
+        SELECT
+            deleted
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_deleted,
+    (
+        SELECT
+            nsfw
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_nsfw,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment
+        WHERE
+            comment.post_id = p.id) AS number_of_comments,
+    coalesce(sum(pl.score), 0) AS score,
+    count(
+        CASE WHEN pl.score = 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS upvotes,
+    count(
+        CASE WHEN pl.score = - 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS downvotes,
+    hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+FROM
+    post p
+    LEFT JOIN post_like pl ON p.id = pl.post_id
+GROUP BY
+    p.id;
+
+CREATE MATERIALIZED VIEW post_aggregates_mview AS
+SELECT
+    *
+FROM
+    post_aggregates_view;
+
+CREATE UNIQUE INDEX idx_post_aggregates_mview_id ON post_aggregates_mview (id);
+
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_view pa
 )
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
-
-create view post_mview as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_mview pa
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
+
+CREATE VIEW post_mview AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_mview pa
 )
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
 -- The mod views
+CREATE VIEW mod_remove_post_view AS
+SELECT
+    mrp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mrp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            mrp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            mrp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            mrp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_remove_post mrp;
+
+CREATE VIEW mod_lock_post_view AS
+SELECT
+    mlp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mlp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            mlp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            mlp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            mlp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_lock_post mlp;
+
+CREATE VIEW mod_remove_comment_view AS
+SELECT
+    mrc.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            mrc.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            c.id
+        FROM
+            comment c
+        WHERE
+            mrc.comment_id = c.id) AS comment_user_id,
+    (
+        SELECT
+            name
+        FROM
+            user_ u,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND u.id = c.creator_id) AS comment_user_name,
+    (
+        SELECT
+            content
+        FROM
+            comment c
+        WHERE
+            mrc.comment_id = c.id) AS comment_content,
+    (
+        SELECT
+            p.id
+        FROM
+            post p,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id) AS post_id,
+    (
+        SELECT
+            p.name
+        FROM
+            post p,
+            comment c
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id) AS post_name,
+    (
+        SELECT
+            co.id
+        FROM
+            comment c,
+            post p,
+            community co
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id
+            AND p.community_id = co.id) AS community_id,
+    (
+        SELECT
+            co.name
+        FROM
+            comment c,
+            post p,
+            community co
+        WHERE
+            mrc.comment_id = c.id
+            AND c.post_id = p.id
+            AND p.community_id = co.id) AS community_name
+FROM
+    mod_remove_comment mrc;
+
+CREATE VIEW mod_sticky_post_view AS
+SELECT
+    msp.*,
+    (
+        SELECT
+            name
+        FROM
+            user_ u
+        WHERE
+            msp.mod_user_id = u.id) AS mod_user_name,
+    (
+        SELECT
+            name
+        FROM
+            post p
+        WHERE
+            msp.post_id = p.id) AS post_name,
+    (
+        SELECT
+            c.id
+        FROM
+            post p,
+            community c
+        WHERE
+            msp.post_id = p.id
+            AND p.community_id = c.id) AS community_id,
+    (
+        SELECT
+            c.name
+        FROM
+            post p,
+            community c
+        WHERE
+            msp.post_id = p.id
+            AND p.community_id = c.id) AS community_name
+FROM
+    mod_sticky_post msp;
 
-create view mod_remove_post_view as 
-select mrp.*,
-(select name from user_ u where mrp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where mrp.post_id = p.id) as post_name,
-(select c.id from post p, community c where mrp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where mrp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_remove_post mrp;
-
-create view mod_lock_post_view as 
-select mlp.*,
-(select name from user_ u where mlp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where mlp.post_id = p.id) as post_name,
-(select c.id from post p, community c where mlp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where mlp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_lock_post mlp;
-
-create view mod_remove_comment_view as 
-select mrc.*,
-(select name from user_ u where mrc.mod_user_id = u.id) as mod_user_name,
-(select c.id from comment c where mrc.comment_id = c.id) as comment_user_id,
-(select name from user_ u, comment c where mrc.comment_id = c.id and u.id = c.creator_id) as comment_user_name,
-(select content from comment c where mrc.comment_id = c.id) as comment_content,
-(select p.id from post p, comment c where mrc.comment_id = c.id and c.post_id = p.id) as post_id,
-(select p.name from post p, comment c where mrc.comment_id = c.id and c.post_id = p.id) as post_name,
-(select co.id from comment c, post p, community co where mrc.comment_id = c.id and c.post_id = p.id and p.community_id = co.id) as community_id, 
-(select co.name from comment c, post p, community co where mrc.comment_id = c.id and c.post_id = p.id and p.community_id = co.id) as community_name
-from mod_remove_comment mrc;
-
-create view mod_sticky_post_view as 
-select msp.*,
-(select name from user_ u where msp.mod_user_id = u.id) as mod_user_name,
-(select name from post p where msp.post_id = p.id) as post_name,
-(select c.id from post p, community c where msp.post_id = p.id and p.community_id = c.id) as community_id,
-(select c.name from post p, community c where msp.post_id = p.id and p.community_id = c.id) as community_name
-from mod_sticky_post msp;

migrations/2020-02-07-210055_add_comment_subscribed/down.sql

@@ -1,117 +1,191 @@
+DROP VIEW reply_view;
 
-drop view reply_view;
-drop view user_mention_view;
-drop view user_mention_mview;
-drop view comment_view;
-drop view comment_mview;
-drop materialized view comment_aggregates_mview;
-drop view comment_aggregates_view;
+DROP VIEW user_mention_view;
 
--- reply and comment view
-create view comment_aggregates_view as
-select        
-c.*,
-(select community_id from post p where p.id = c.post_id),
-(select u.banned from user_ u where c.creator_id = u.id) as banned,
-(select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
-(select name from user_ where c.creator_id = user_.id) as creator_name,
-(select avatar from user_ where c.creator_id = user_.id) as creator_avatar,
-coalesce(sum(cl.score), 0) as score,
-count (case when cl.score = 1 then 1 else null end) as upvotes,
-count (case when cl.score = -1 then 1 else null end) as downvotes
-from comment c
-left join comment_like cl on c.id = cl.comment_id
-group by c.id;
-
-create materialized view comment_aggregates_mview as select * from comment_aggregates_view;
+DROP VIEW user_mention_mview;
 
-create unique index idx_comment_aggregates_mview_id on comment_aggregates_mview (id);
-
-create view comment_view as
-with all_comment as
-(
-  select
-  ca.*
-  from comment_aggregates_view ca
-)
+DROP VIEW comment_view;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
+DROP VIEW comment_mview;
 
-union all
+DROP MATERIALIZED VIEW comment_aggregates_mview;
 
-select 
-    ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as saved
-from all_comment ac
-;
+DROP VIEW comment_aggregates_view;
 
-create view comment_mview as
-with all_comment as
-(
-  select
-  ca.*
-  from comment_aggregates_mview ca
-)
+-- reply and comment view
+CREATE VIEW comment_aggregates_view AS
+SELECT
+    c.*,
+    (
+        SELECT
+            community_id
+        FROM
+            post p
+        WHERE
+            p.id = c.post_id), (
+        SELECT
+            u.banned
+        FROM
+            user_ u
+        WHERE
+            c.creator_id = u.id) AS banned,
+    (
+        SELECT
+            cb.id::bool
+        FROM
+            community_user_ban cb,
+            post p
+        WHERE
+            c.creator_id = cb.user_id
+            AND p.id = c.post_id
+            AND p.community_id = cb.community_id) AS banned_from_community,
+    (
+        SELECT
+            name
+        FROM
+            user_
+        WHERE
+            c.creator_id = user_.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_
+        WHERE
+            c.creator_id = user_.id) AS creator_avatar,
+    coalesce(sum(cl.score), 0) AS score,
+    count(
+        CASE WHEN cl.score = 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS upvotes,
+    count(
+        CASE WHEN cl.score = - 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS downvotes
+FROM
+    comment c
+    LEFT JOIN comment_like cl ON c.id = cl.comment_id
+GROUP BY
+    c.id;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
+CREATE MATERIALIZED VIEW comment_aggregates_mview AS
+SELECT
+    *
+FROM
+    comment_aggregates_view;
 
-union all
+CREATE UNIQUE INDEX idx_comment_aggregates_mview_id ON comment_aggregates_mview (id);
 
-select 
+CREATE VIEW comment_view AS
+with all_comment AS (
+    SELECT
+        ca.*
+    FROM
+        comment_aggregates_view ca
+)
+SELECT
     ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as saved
-from all_comment ac
-;
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
+CREATE VIEW comment_mview AS
+with all_comment AS (
+    SELECT
+        ca.*
+    FROM
+        comment_aggregates_mview ca
+)
+SELECT
+    ac.*,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
 -- Do the reply_view referencing the comment_mview
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_mview cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_mview cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 
 -- user mention
-create view user_mention_view as
-select 
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.post_id,
     c.parent_id,
@@ -133,21 +207,22 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id
-from user_mention um, comment_view c
-where um.comment_id = c.id;
-
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 
-create view user_mention_mview as 
-with all_comment as
-(
-  select
-  ca.*
-  from comment_aggregates_mview ca
+CREATE VIEW user_mention_mview AS
+with all_comment AS (
+    SELECT
+        ca.*
+    FROM
+        comment_aggregates_mview ca
 )
-
-select
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.post_id,
     ac.parent_id,
@@ -165,20 +240,27 @@ select
     ac.score,
     ac.upvotes,
     ac.downvotes,
-    u.id as user_id,
-    coalesce(cl.score, 0) as my_vote,
-    (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved,
     um.recipient_id
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-left join user_mention um on um.comment_id = ac.id
-
-union all
-
-select 
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    LEFT JOIN user_mention um ON um.comment_id = ac.id
+UNION ALL
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.post_id,
     ac.parent_id,
@@ -196,11 +278,11 @@ select
     ac.score,
     ac.upvotes,
     ac.downvotes,
-    null as user_id, 
-    null as my_vote,
-    null as saved,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS saved,
     um.recipient_id
-from all_comment ac
-left join user_mention um on um.comment_id = ac.id
-;
+FROM
+    all_comment ac
+    LEFT JOIN user_mention um ON um.comment_id = ac.id;
 

migrations/2020-02-07-210055_add_comment_subscribed/up.sql

@@ -1,125 +1,221 @@
-
 -- Adding community name, hot_rank, to comment_view, user_mention_view, and subscribed to comment_view
-
 -- Rebuild the comment view
-drop view reply_view;
-drop view user_mention_view;
-drop view user_mention_mview;
-drop view comment_view;
-drop view comment_mview;
-drop materialized view comment_aggregates_mview;
-drop view comment_aggregates_view;
+DROP VIEW reply_view;
 
--- reply and comment view
-create view comment_aggregates_view as
-select        
-c.*,
-(select community_id from post p where p.id = c.post_id),
-(select co.name from post p, community co where p.id = c.post_id and p.community_id = co.id) as community_name,
-(select u.banned from user_ u where c.creator_id = u.id) as banned,
-(select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
-(select name from user_ where c.creator_id = user_.id) as creator_name,
-(select avatar from user_ where c.creator_id = user_.id) as creator_avatar,
-coalesce(sum(cl.score), 0) as score,
-count (case when cl.score = 1 then 1 else null end) as upvotes,
-count (case when cl.score = -1 then 1 else null end) as downvotes,
-hot_rank(coalesce(sum(cl.score) , 0), c.published) as hot_rank
-from comment c
-left join comment_like cl on c.id = cl.comment_id
-group by c.id;
+DROP VIEW user_mention_view;
 
-create materialized view comment_aggregates_mview as select * from comment_aggregates_view;
+DROP VIEW user_mention_mview;
 
-create unique index idx_comment_aggregates_mview_id on comment_aggregates_mview (id);
+DROP VIEW comment_view;
 
-create view comment_view as
-with all_comment as
-(
-  select
-  ca.*
-  from comment_aggregates_view ca
-)
+DROP VIEW comment_mview;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.community_id = cf.community_id) as subscribed,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
+DROP MATERIALIZED VIEW comment_aggregates_mview;
 
-union all
+DROP VIEW comment_aggregates_view;
 
-select 
-    ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from all_comment ac
-;
+-- reply and comment view
+CREATE VIEW comment_aggregates_view AS
+SELECT
+    c.*,
+    (
+        SELECT
+            community_id
+        FROM
+            post p
+        WHERE
+            p.id = c.post_id), (
+        SELECT
+            co.name
+        FROM
+            post p,
+            community co
+        WHERE
+            p.id = c.post_id
+            AND p.community_id = co.id) AS community_name,
+    (
+        SELECT
+            u.banned
+        FROM
+            user_ u
+        WHERE
+            c.creator_id = u.id) AS banned,
+    (
+        SELECT
+            cb.id::bool
+        FROM
+            community_user_ban cb,
+            post p
+        WHERE
+            c.creator_id = cb.user_id
+            AND p.id = c.post_id
+            AND p.community_id = cb.community_id) AS banned_from_community,
+    (
+        SELECT
+            name
+        FROM
+            user_
+        WHERE
+            c.creator_id = user_.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_
+        WHERE
+            c.creator_id = user_.id) AS creator_avatar,
+    coalesce(sum(cl.score), 0) AS score,
+    count(
+        CASE WHEN cl.score = 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS upvotes,
+    count(
+        CASE WHEN cl.score = - 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS downvotes,
+    hot_rank (coalesce(sum(cl.score), 0), c.published) AS hot_rank
+FROM
+    comment c
+    LEFT JOIN comment_like cl ON c.id = cl.comment_id
+GROUP BY
+    c.id;
 
-create view comment_mview as
-with all_comment as
-(
-  select
-  ca.*
-  from comment_aggregates_mview ca
-)
+CREATE MATERIALIZED VIEW comment_aggregates_mview AS
+SELECT
+    *
+FROM
+    comment_aggregates_view;
 
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.community_id = cf.community_id) as subscribed,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
+CREATE UNIQUE INDEX idx_comment_aggregates_mview_id ON comment_aggregates_mview (id);
 
-union all
+CREATE VIEW comment_view AS
+with all_comment AS (
+    SELECT
+        ca.*
+    FROM
+        comment_aggregates_view ca
+)
+SELECT
+    ac.*,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.community_id = cf.community_id) AS subscribed,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
-select 
+CREATE VIEW comment_mview AS
+with all_comment AS (
+    SELECT
+        ca.*
+    FROM
+        comment_aggregates_mview ca
+)
+SELECT
     ac.*,
-    null as user_id, 
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from all_comment ac
-;
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.community_id = cf.community_id) AS subscribed,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    UNION ALL
+    SELECT
+        ac.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS saved
+    FROM
+        all_comment ac;
 
 -- Do the reply_view referencing the comment_mview
-create view reply_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_mview cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_mview cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 
 -- user mention
-create view user_mention_view as
-select 
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.post_id,
     c.parent_id,
@@ -143,21 +239,22 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id
-from user_mention um, comment_view c
-where um.comment_id = c.id;
-
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 
-create view user_mention_mview as 
-with all_comment as
-(
-  select
-  ca.*
-  from comment_aggregates_mview ca
+CREATE VIEW user_mention_mview AS
+with all_comment AS (
+    SELECT
+        ca.*
+    FROM
+        comment_aggregates_mview ca
 )
-
-select
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.post_id,
     ac.parent_id,
@@ -177,20 +274,27 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    u.id as user_id,
-    coalesce(cl.score, 0) as my_vote,
-    (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved,
     um.recipient_id
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-left join user_mention um on um.comment_id = ac.id
-
-union all
-
-select 
+FROM
+    user_ u
+    CROSS JOIN all_comment ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    LEFT JOIN user_mention um ON um.comment_id = ac.id
+UNION ALL
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.post_id,
     ac.parent_id,
@@ -210,11 +314,11 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    null as user_id, 
-    null as my_vote,
-    null as saved,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS saved,
     um.recipient_id
-from all_comment ac
-left join user_mention um on um.comment_id = ac.id
-;
+FROM
+    all_comment ac
+    LEFT JOIN user_mention um ON um.comment_id = ac.id;
 

migrations/2020-02-08-145624_add_post_newest_activity_time/down.sql

@@ -1,88 +1,206 @@
-drop view post_view;
-drop view post_mview;
-drop materialized view post_aggregates_mview;
-drop view post_aggregates_view;
+DROP VIEW post_view;
 
--- regen post view
-create view post_aggregates_view as
-select        
-p.*,
-(select u.banned from user_ u where p.creator_id = u.id) as banned,
-(select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-(select name from user_ where p.creator_id = user_.id) as creator_name,
-(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
-(select name from community where p.community_id = community.id) as community_name,
-(select removed from community c where p.community_id = c.id) as community_removed,
-(select deleted from community c where p.community_id = c.id) as community_deleted,
-(select nsfw from community c where p.community_id = c.id) as community_nsfw,
-(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-coalesce(sum(pl.score), 0) as score,
-count (case when pl.score = 1 then 1 else null end) as upvotes,
-count (case when pl.score = -1 then 1 else null end) as downvotes,
-hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
-from post p
-left join post_like pl on p.id = pl.post_id
-group by p.id;
+DROP VIEW post_mview;
 
-create materialized view post_aggregates_mview as select * from post_aggregates_view;
+DROP MATERIALIZED VIEW post_aggregates_mview;
 
-create unique index idx_post_aggregates_mview_id on post_aggregates_mview (id);
+DROP VIEW post_aggregates_view;
 
-create view post_view as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_view pa
-)
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+-- regen post view
+CREATE VIEW post_aggregates_view AS
+SELECT
+    p.*,
+    (
+        SELECT
+            u.banned
+        FROM
+            user_ u
+        WHERE
+            p.creator_id = u.id) AS banned,
+    (
+        SELECT
+            cb.id::bool
+        FROM
+            community_user_ban cb
+        WHERE
+            p.creator_id = cb.user_id
+            AND p.community_id = cb.community_id) AS banned_from_community,
+    (
+        SELECT
+            name
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_avatar,
+    (
+        SELECT
+            name
+        FROM
+            community
+        WHERE
+            p.community_id = community.id) AS community_name,
+    (
+        SELECT
+            removed
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_removed,
+    (
+        SELECT
+            deleted
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_deleted,
+    (
+        SELECT
+            nsfw
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_nsfw,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment
+        WHERE
+            comment.post_id = p.id) AS number_of_comments,
+    coalesce(sum(pl.score), 0) AS score,
+    count(
+        CASE WHEN pl.score = 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS upvotes,
+    count(
+        CASE WHEN pl.score = - 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS downvotes,
+    hot_rank (coalesce(sum(pl.score), 0), p.published) AS hot_rank
+FROM
+    post p
+    LEFT JOIN post_like pl ON p.id = pl.post_id
+GROUP BY
+    p.id;
 
-union all
+CREATE MATERIALIZED VIEW post_aggregates_mview AS
+SELECT
+    *
+FROM
+    post_aggregates_view;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+CREATE UNIQUE INDEX idx_post_aggregates_mview_id ON post_aggregates_mview (id);
 
-create view post_mview as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_mview pa
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_view pa
 )
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+CREATE VIEW post_mview AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_mview pa
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 

migrations/2020-02-08-145624_add_post_newest_activity_time/up.sql

@@ -1,106 +1,227 @@
 -- Adds a newest_activity_time for the post_views, in order to sort by newest comment
-drop view post_view;
-drop view post_mview;
-drop materialized view post_aggregates_mview;
-drop view post_aggregates_view;
+DROP VIEW post_view;
 
--- regen post view
-create view post_aggregates_view as
-select        
-p.*,
-(select u.banned from user_ u where p.creator_id = u.id) as banned,
-(select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-(select name from user_ where p.creator_id = user_.id) as creator_name,
-(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
-(select name from community where p.community_id = community.id) as community_name,
-(select removed from community c where p.community_id = c.id) as community_removed,
-(select deleted from community c where p.community_id = c.id) as community_deleted,
-(select nsfw from community c where p.community_id = c.id) as community_nsfw,
-(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-coalesce(sum(pl.score), 0) as score,
-count (case when pl.score = 1 then 1 else null end) as upvotes,
-count (case when pl.score = -1 then 1 else null end) as downvotes,
-hot_rank(coalesce(sum(pl.score) , 0), 
-  (
-    case when (p.published < ('now'::timestamp - '1 month'::interval)) then p.published -- Prevents necro-bumps
-    else greatest(c.recent_comment_time, p.published)
-    end
-  )
-) as hot_rank,
-(
-  case when (p.published < ('now'::timestamp - '1 month'::interval)) then p.published -- Prevents necro-bumps
-  else greatest(c.recent_comment_time, p.published)
-  end
-) as newest_activity_time 
-from post p
-left join post_like pl on p.id = pl.post_id
-left join (
-  select post_id, 
-  max(published) as recent_comment_time
-  from comment
-  group by 1
-) c on p.id = c.post_id
-group by p.id, c.recent_comment_time;
+DROP VIEW post_mview;
 
-create materialized view post_aggregates_mview as select * from post_aggregates_view;
+DROP MATERIALIZED VIEW post_aggregates_mview;
 
-create unique index idx_post_aggregates_mview_id on post_aggregates_mview (id);
+DROP VIEW post_aggregates_view;
 
-create view post_view as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_view pa
-)
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+-- regen post view
+CREATE VIEW post_aggregates_view AS
+SELECT
+    p.*,
+    (
+        SELECT
+            u.banned
+        FROM
+            user_ u
+        WHERE
+            p.creator_id = u.id) AS banned,
+    (
+        SELECT
+            cb.id::bool
+        FROM
+            community_user_ban cb
+        WHERE
+            p.creator_id = cb.user_id
+            AND p.community_id = cb.community_id) AS banned_from_community,
+    (
+        SELECT
+            name
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_avatar,
+    (
+        SELECT
+            name
+        FROM
+            community
+        WHERE
+            p.community_id = community.id) AS community_name,
+    (
+        SELECT
+            removed
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_removed,
+    (
+        SELECT
+            deleted
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_deleted,
+    (
+        SELECT
+            nsfw
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_nsfw,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment
+        WHERE
+            comment.post_id = p.id) AS number_of_comments,
+    coalesce(sum(pl.score), 0) AS score,
+    count(
+        CASE WHEN pl.score = 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS upvotes,
+    count(
+        CASE WHEN pl.score = - 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS downvotes,
+    hot_rank (coalesce(sum(pl.score), 0), (
+            CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+                p.published -- Prevents necro-bumps
+            ELSE
+                greatest (c.recent_comment_time, p.published)
+            END)) AS hot_rank,
+    (
+        CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+            p.published -- Prevents necro-bumps
+        ELSE
+            greatest (c.recent_comment_time, p.published)
+        END) AS newest_activity_time
+FROM
+    post p
+    LEFT JOIN post_like pl ON p.id = pl.post_id
+    LEFT JOIN (
+        SELECT
+            post_id,
+            max(published) AS recent_comment_time
+        FROM
+            comment
+        GROUP BY
+            1) c ON p.id = c.post_id
+GROUP BY
+    p.id,
+    c.recent_comment_time;
 
-union all
+CREATE MATERIALIZED VIEW post_aggregates_mview AS
+SELECT
+    *
+FROM
+    post_aggregates_view;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+CREATE UNIQUE INDEX idx_post_aggregates_mview_id ON post_aggregates_mview (id);
 
-create view post_mview as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_mview pa
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_view pa
 )
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+CREATE VIEW post_mview AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_mview pa
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 

migrations/2020-03-06-202329_add_post_iframely_data/down.sql

@@ -1,112 +1,240 @@
 -- Adds a newest_activity_time for the post_views, in order to sort by newest comment
-drop view post_view;
-drop view post_mview;
-drop materialized view post_aggregates_mview;
-drop view post_aggregates_view;
+DROP VIEW post_view;
+
+DROP VIEW post_mview;
+
+DROP MATERIALIZED VIEW post_aggregates_mview;
+
+DROP VIEW post_aggregates_view;
 
 -- Drop the columns
-alter table post drop column embed_title;
-alter table post drop column embed_description;
-alter table post drop column embed_html;
-alter table post drop column thumbnail_url;
+ALTER TABLE post
+    DROP COLUMN embed_title;
 
--- regen post view
-create view post_aggregates_view as
-select        
-p.*,
-(select u.banned from user_ u where p.creator_id = u.id) as banned,
-(select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-(select name from user_ where p.creator_id = user_.id) as creator_name,
-(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
-(select name from community where p.community_id = community.id) as community_name,
-(select removed from community c where p.community_id = c.id) as community_removed,
-(select deleted from community c where p.community_id = c.id) as community_deleted,
-(select nsfw from community c where p.community_id = c.id) as community_nsfw,
-(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-coalesce(sum(pl.score), 0) as score,
-count (case when pl.score = 1 then 1 else null end) as upvotes,
-count (case when pl.score = -1 then 1 else null end) as downvotes,
-hot_rank(coalesce(sum(pl.score) , 0), 
-  (
-    case when (p.published < ('now'::timestamp - '1 month'::interval)) then p.published -- Prevents necro-bumps
-    else greatest(c.recent_comment_time, p.published)
-    end
-  )
-) as hot_rank,
-(
-  case when (p.published < ('now'::timestamp - '1 month'::interval)) then p.published -- Prevents necro-bumps
-  else greatest(c.recent_comment_time, p.published)
-  end
-) as newest_activity_time 
-from post p
-left join post_like pl on p.id = pl.post_id
-left join (
-  select post_id, 
-  max(published) as recent_comment_time
-  from comment
-  group by 1
-) c on p.id = c.post_id
-group by p.id, c.recent_comment_time;
+ALTER TABLE post
+    DROP COLUMN embed_description;
 
-create materialized view post_aggregates_mview as select * from post_aggregates_view;
+ALTER TABLE post
+    DROP COLUMN embed_html;
 
-create unique index idx_post_aggregates_mview_id on post_aggregates_mview (id);
+ALTER TABLE post
+    DROP COLUMN thumbnail_url;
 
-create view post_view as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_view pa
-)
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+-- regen post view
+CREATE VIEW post_aggregates_view AS
+SELECT
+    p.*,
+    (
+        SELECT
+            u.banned
+        FROM
+            user_ u
+        WHERE
+            p.creator_id = u.id) AS banned,
+    (
+        SELECT
+            cb.id::bool
+        FROM
+            community_user_ban cb
+        WHERE
+            p.creator_id = cb.user_id
+            AND p.community_id = cb.community_id) AS banned_from_community,
+    (
+        SELECT
+            name
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_avatar,
+    (
+        SELECT
+            name
+        FROM
+            community
+        WHERE
+            p.community_id = community.id) AS community_name,
+    (
+        SELECT
+            removed
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_removed,
+    (
+        SELECT
+            deleted
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_deleted,
+    (
+        SELECT
+            nsfw
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_nsfw,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment
+        WHERE
+            comment.post_id = p.id) AS number_of_comments,
+    coalesce(sum(pl.score), 0) AS score,
+    count(
+        CASE WHEN pl.score = 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS upvotes,
+    count(
+        CASE WHEN pl.score = - 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS downvotes,
+    hot_rank (coalesce(sum(pl.score), 0), (
+            CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+                p.published -- Prevents necro-bumps
+            ELSE
+                greatest (c.recent_comment_time, p.published)
+            END)) AS hot_rank,
+    (
+        CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+            p.published -- Prevents necro-bumps
+        ELSE
+            greatest (c.recent_comment_time, p.published)
+        END) AS newest_activity_time
+FROM
+    post p
+    LEFT JOIN post_like pl ON p.id = pl.post_id
+    LEFT JOIN (
+        SELECT
+            post_id,
+            max(published) AS recent_comment_time
+        FROM
+            comment
+        GROUP BY
+            1) c ON p.id = c.post_id
+GROUP BY
+    p.id,
+    c.recent_comment_time;
 
-union all
+CREATE MATERIALIZED VIEW post_aggregates_mview AS
+SELECT
+    *
+FROM
+    post_aggregates_view;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+CREATE UNIQUE INDEX idx_post_aggregates_mview_id ON post_aggregates_mview (id);
 
-create view post_mview as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_mview pa
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_view pa
 )
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
-union all
-
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+CREATE VIEW post_mview AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_mview pa
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 

migrations/2020-03-06-202329_add_post_iframely_data/up.sql

@@ -1,115 +1,241 @@
 -- Add the columns
-alter table post add column embed_title text;
-alter table post add column embed_description text;
-alter table post add column embed_html text;
-alter table post add column thumbnail_url text;
+ALTER TABLE post
+    ADD COLUMN embed_title text;
 
--- Regenerate the views
+ALTER TABLE post
+    ADD COLUMN embed_description text;
 
--- Adds a newest_activity_time for the post_views, in order to sort by newest comment
-drop view post_view;
-drop view post_mview;
-drop materialized view post_aggregates_mview;
-drop view post_aggregates_view;
+ALTER TABLE post
+    ADD COLUMN embed_html text;
 
--- regen post view
-create view post_aggregates_view as
-select        
-p.*,
-(select u.banned from user_ u where p.creator_id = u.id) as banned,
-(select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
-(select name from user_ where p.creator_id = user_.id) as creator_name,
-(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
-(select name from community where p.community_id = community.id) as community_name,
-(select removed from community c where p.community_id = c.id) as community_removed,
-(select deleted from community c where p.community_id = c.id) as community_deleted,
-(select nsfw from community c where p.community_id = c.id) as community_nsfw,
-(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
-coalesce(sum(pl.score), 0) as score,
-count (case when pl.score = 1 then 1 else null end) as upvotes,
-count (case when pl.score = -1 then 1 else null end) as downvotes,
-hot_rank(coalesce(sum(pl.score) , 0), 
-  (
-    case when (p.published < ('now'::timestamp - '1 month'::interval)) then p.published -- Prevents necro-bumps
-    else greatest(c.recent_comment_time, p.published)
-    end
-  )
-) as hot_rank,
-(
-  case when (p.published < ('now'::timestamp - '1 month'::interval)) then p.published -- Prevents necro-bumps
-  else greatest(c.recent_comment_time, p.published)
-  end
-) as newest_activity_time
-from post p
-left join post_like pl on p.id = pl.post_id
-left join (
-  select post_id, 
-  max(published) as recent_comment_time
-  from comment
-  group by 1
-) c on p.id = c.post_id
-group by p.id, c.recent_comment_time;
+ALTER TABLE post
+    ADD COLUMN thumbnail_url text;
 
-create materialized view post_aggregates_mview as select * from post_aggregates_view;
+-- Regenerate the views
+-- Adds a newest_activity_time for the post_views, in order to sort by newest comment
+DROP VIEW post_view;
 
-create unique index idx_post_aggregates_mview_id on post_aggregates_mview (id);
+DROP VIEW post_mview;
 
-create view post_view as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_view pa
-)
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+DROP MATERIALIZED VIEW post_aggregates_mview;
 
-union all
+DROP VIEW post_aggregates_view;
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+-- regen post view
+CREATE VIEW post_aggregates_view AS
+SELECT
+    p.*,
+    (
+        SELECT
+            u.banned
+        FROM
+            user_ u
+        WHERE
+            p.creator_id = u.id) AS banned,
+    (
+        SELECT
+            cb.id::bool
+        FROM
+            community_user_ban cb
+        WHERE
+            p.creator_id = cb.user_id
+            AND p.community_id = cb.community_id) AS banned_from_community,
+    (
+        SELECT
+            name
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_name,
+    (
+        SELECT
+            avatar
+        FROM
+            user_
+        WHERE
+            p.creator_id = user_.id) AS creator_avatar,
+    (
+        SELECT
+            name
+        FROM
+            community
+        WHERE
+            p.community_id = community.id) AS community_name,
+    (
+        SELECT
+            removed
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_removed,
+    (
+        SELECT
+            deleted
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_deleted,
+    (
+        SELECT
+            nsfw
+        FROM
+            community c
+        WHERE
+            p.community_id = c.id) AS community_nsfw,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment
+        WHERE
+            comment.post_id = p.id) AS number_of_comments,
+    coalesce(sum(pl.score), 0) AS score,
+    count(
+        CASE WHEN pl.score = 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS upvotes,
+    count(
+        CASE WHEN pl.score = - 1 THEN
+            1
+        ELSE
+            NULL
+        END) AS downvotes,
+    hot_rank (coalesce(sum(pl.score), 0), (
+            CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+                p.published -- Prevents necro-bumps
+            ELSE
+                greatest (c.recent_comment_time, p.published)
+            END)) AS hot_rank,
+    (
+        CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+            p.published -- Prevents necro-bumps
+        ELSE
+            greatest (c.recent_comment_time, p.published)
+        END) AS newest_activity_time
+FROM
+    post p
+    LEFT JOIN post_like pl ON p.id = pl.post_id
+    LEFT JOIN (
+        SELECT
+            post_id,
+            max(published) AS recent_comment_time
+        FROM
+            comment
+        GROUP BY
+            1) c ON p.id = c.post_id
+GROUP BY
+    p.id,
+    c.recent_comment_time;
 
-create view post_mview as 
-with all_post as (
-  select
-  pa.*
-  from post_aggregates_mview pa
-)
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
+CREATE MATERIALIZED VIEW post_aggregates_mview AS
+SELECT
+    *
+FROM
+    post_aggregates_view;
 
-union all
+CREATE UNIQUE INDEX idx_post_aggregates_mview_id ON post_aggregates_mview (id);
 
-select 
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
+CREATE VIEW post_view AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_view pa
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 
+CREATE VIEW post_mview AS
+with all_post AS (
+    SELECT
+        pa.*
+    FROM
+        post_aggregates_mview pa
+)
+SELECT
+    ap.*,
+    u.id AS user_id,
+    coalesce(pl.score, 0) AS my_vote,
+    (
+        SELECT
+            cf.id::bool
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND cf.community_id = ap.community_id) AS subscribed,
+    (
+        SELECT
+            pr.id::bool
+        FROM
+            post_read pr
+        WHERE
+            u.id = pr.user_id
+            AND pr.post_id = ap.id) AS read,
+    (
+        SELECT
+            ps.id::bool
+        FROM
+            post_saved ps
+        WHERE
+            u.id = ps.user_id
+            AND ps.post_id = ap.id) AS saved
+FROM
+    user_ u
+    CROSS JOIN all_post ap
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND ap.id = pl.post_id
+    UNION ALL
+    SELECT
+        ap.*,
+        NULL AS user_id,
+        NULL AS my_vote,
+        NULL AS subscribed,
+        NULL AS read,
+        NULL AS saved
+    FROM
+        all_post ap;
 

migrations/2020-03-26-192410_add_activitypub_tables/down.sql

@@ -1,16 +1,17 @@
-drop table activity;
+DROP TABLE activity;
 
-alter table user_ 
-drop column actor_id, 
-drop column private_key,
-drop column public_key,
-drop column bio,
-drop column local,
-drop column last_refreshed_at;
+ALTER TABLE user_
+    DROP COLUMN actor_id,
+    DROP COLUMN private_key,
+    DROP COLUMN public_key,
+    DROP COLUMN bio,
+    DROP COLUMN local,
+    DROP COLUMN last_refreshed_at;
+
+ALTER TABLE community
+    DROP COLUMN actor_id,
+    DROP COLUMN private_key,
+    DROP COLUMN public_key,
+    DROP COLUMN local,
+    DROP COLUMN last_refreshed_at;
 
-alter table community 
-drop column actor_id, 
-drop column private_key,
-drop column public_key,
-drop column local,
-drop column last_refreshed_at;

migrations/2020-03-26-192410_add_activitypub_tables/up.sql

@@ -1,36 +1,35 @@
 -- The Activitypub activity table
 -- All user actions must create a row here.
-create table activity (
-  id serial primary key,
-  user_id int references user_ on update cascade on delete cascade not null, -- Ensures that the user is set up here.
-  data jsonb not null,
-  local boolean not null default true,
-  published timestamp not null default now(),
-  updated timestamp
+CREATE TABLE activity (
+    id serial PRIMARY KEY,
+    user_id int REFERENCES user_ ON UPDATE CASCADE ON DELETE CASCADE NOT NULL, -- Ensures that the user is set up here.
+    data jsonb NOT NULL,
+    local boolean NOT NULL DEFAULT TRUE,
+    published timestamp NOT NULL DEFAULT now(),
+    updated timestamp
 );
 
 -- Making sure that id is unique
-create unique index idx_activity_unique_apid on activity ((data ->> 'id'::text));
+CREATE UNIQUE INDEX idx_activity_unique_apid ON activity ((data ->> 'id'::text));
 
 -- Add federation columns to the two actor tables
-alter table user_ 
+ALTER TABLE user_
 -- TODO uniqueness constraints should be added on these 3 columns later
-add column actor_id character varying(255) not null default 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
-add column bio text, -- not on community, already has description
-add column local boolean not null default true,
-add column private_key text, -- These need to be generated from code
-add column public_key text,
-add column last_refreshed_at timestamp not null default now() -- Used to re-fetch federated actor periodically
+    ADD COLUMN actor_id character varying(255) NOT NULL DEFAULT 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
+    ADD COLUMN bio text, -- not on community, already has description
+    ADD COLUMN local boolean NOT NULL DEFAULT TRUE,
+    ADD COLUMN private_key text, -- These need to be generated from code
+    ADD COLUMN public_key text,
+    ADD COLUMN last_refreshed_at timestamp NOT NULL DEFAULT now() -- Used to re-fetch federated actor periodically
 ;
 
 -- Community
-alter table community 
-add column actor_id character varying(255) not null default 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
-add column local boolean not null default true,
-add column private_key text, -- These need to be generated from code
-add column public_key text,
-add column last_refreshed_at timestamp not null default now() -- Used to re-fetch federated actor periodically
+ALTER TABLE community
+    ADD COLUMN actor_id character varying(255) NOT NULL DEFAULT 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
+    ADD COLUMN local boolean NOT NULL DEFAULT TRUE,
+    ADD COLUMN private_key text, -- These need to be generated from code
+    ADD COLUMN public_key text,
+    ADD COLUMN last_refreshed_at timestamp NOT NULL DEFAULT now() -- Used to re-fetch federated actor periodically
 ;
 
 -- Don't worry about rebuilding the views right now.
-

migrations/2020-04-03-194936_add_activitypub_for_posts_and_comments/down.sql

@@ -1,7 +1,8 @@
-alter table post 
-drop column ap_id, 
-drop column local;
+ALTER TABLE post
+    DROP COLUMN ap_id,
+    DROP COLUMN local;
+
+ALTER TABLE comment
+    DROP COLUMN ap_id,
+    DROP COLUMN local;
 
-alter table comment 
-drop column ap_id, 
-drop column local;

migrations/2020-04-03-194936_add_activitypub_for_posts_and_comments/up.sql

@@ -1,14 +1,11 @@
 -- Add federation columns to post, comment
-
-alter table post
+ALTER TABLE post
 -- TODO uniqueness constraints should be added on these 3 columns later
-add column ap_id character varying(255) not null default 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
-add column local boolean not null default true
-;
+    ADD COLUMN ap_id character varying(255) NOT NULL DEFAULT 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
+    ADD COLUMN local boolean NOT NULL DEFAULT TRUE;
 
-alter table comment
+ALTER TABLE comment
 -- TODO uniqueness constraints should be added on these 3 columns later
-add column ap_id character varying(255) not null default 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
-add column local boolean not null default true
-;
+    ADD COLUMN ap_id character varying(255) NOT NULL DEFAULT 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
+    ADD COLUMN local boolean NOT NULL DEFAULT TRUE;
 

migrations/2020-04-07-135912_add_user_community_apub_constraints/down.sql

@@ -1,36 +1,69 @@
 -- User table
-drop view user_view cascade;
+DROP VIEW user_view CASCADE;
 
-alter table user_ 
-add column fedi_name varchar(40) not null default 'http://fake.com';
+ALTER TABLE user_
+    ADD COLUMN fedi_name varchar(40) NOT NULL DEFAULT 'http://fake.com';
 
-alter table user_
-add constraint user__name_fedi_name_key unique (name, fedi_name);
+ALTER TABLE user_
+    ADD CONSTRAINT user__name_fedi_name_key UNIQUE (name, fedi_name);
 
 -- Community
-alter table community
-add constraint community_name_key unique (name);
+ALTER TABLE community
+    ADD CONSTRAINT community_name_key UNIQUE (name);
 
+CREATE VIEW user_view AS
+SELECT
+    u.id,
+    u.name,
+    u.avatar,
+    u.email,
+    u.matrix_user_id,
+    u.fedi_name,
+    u.admin,
+    u.banned,
+    u.show_avatars,
+    u.send_notifications_to_email,
+    u.published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
 
-create view user_view as 
-select 
-u.id,
-u.name,
-u.avatar,
-u.email,
-u.matrix_user_id,
-u.fedi_name,
-u.admin,
-u.banned,
-u.show_avatars,
-u.send_notifications_to_email,
-u.published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+CREATE MATERIALIZED VIEW user_mview AS
+SELECT
+    *
+FROM
+    user_view;
 
-create materialized view user_mview as select * from user_view;
+CREATE UNIQUE INDEX idx_user_mview_id ON user_mview (id);
 
-create unique index idx_user_mview_id on user_mview (id);

migrations/2020-04-07-135912_add_user_community_apub_constraints/up.sql

@@ -1,38 +1,70 @@
 -- User table
-
 -- Need to regenerate user_view, user_mview
-drop view user_view cascade;
+DROP VIEW user_view CASCADE;
 
 -- Remove the fedi_name constraint, drop that useless column
-alter table user_ 
-drop constraint user__name_fedi_name_key;
+ALTER TABLE user_
+    DROP CONSTRAINT user__name_fedi_name_key;
 
-alter table user_
-drop column fedi_name;
+ALTER TABLE user_
+    DROP COLUMN fedi_name;
 
 -- Community
-alter table community
-drop constraint community_name_key;
+ALTER TABLE community
+    DROP CONSTRAINT community_name_key;
 
-create view user_view as 
-select 
-u.id,
-u.name,
-u.avatar,
-u.email,
-u.matrix_user_id,
-u.admin,
-u.banned,
-u.show_avatars,
-u.send_notifications_to_email,
-u.published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
+CREATE VIEW user_view AS
+SELECT
+    u.id,
+    u.name,
+    u.avatar,
+    u.email,
+    u.matrix_user_id,
+    u.admin,
+    u.banned,
+    u.show_avatars,
+    u.send_notifications_to_email,
+    u.published,
+    (
+        SELECT
+            count(*)
+        FROM
+            post p
+        WHERE
+            p.creator_id = u.id) AS number_of_posts,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            post p,
+            post_like pl
+        WHERE
+            u.id = p.creator_id
+            AND p.id = pl.post_id) AS post_score,
+    (
+        SELECT
+            count(*)
+        FROM
+            comment c
+        WHERE
+            c.creator_id = u.id) AS number_of_comments,
+    (
+        SELECT
+            coalesce(sum(score), 0)
+        FROM
+            comment c,
+            comment_like cl
+        WHERE
+            u.id = c.creator_id
+            AND c.id = cl.comment_id) AS comment_score
+FROM
+    user_ u;
 
-create materialized view user_mview as select * from user_view;
+CREATE MATERIALIZED VIEW user_mview AS
+SELECT
+    *
+FROM
+    user_view;
 
-create unique index idx_user_mview_id on user_mview (id);
+CREATE UNIQUE INDEX idx_user_mview_id ON user_mview (id);
 

migrations/2020-04-21-123957_remove_unique_user_constraints/down.sql

@@ -1,4 +1,5 @@
 -- The username index
-drop index idx_user_name_lower_actor_id;
-create unique index idx_user_name_lower on user_ (lower(name));
+DROP INDEX idx_user_name_lower_actor_id;
+
+CREATE UNIQUE INDEX idx_user_name_lower ON user_ (lower(name));
 

migrations/2020-04-21-123957_remove_unique_user_constraints/up.sql

@@ -1,2 +1,4 @@
-drop index idx_user_name_lower;
-create unique index idx_user_name_lower_actor_id on user_ (lower(name), lower(actor_id));
+DROP INDEX idx_user_name_lower;
+
+CREATE UNIQUE INDEX idx_user_name_lower_actor_id ON user_ (lower(name), lower(actor_id));
+

migrations/2020-05-05-210233_add_activitypub_for_private_messages/down.sql

@@ -1,21 +1,28 @@
-drop materialized view private_message_mview;
-drop view private_message_view;
+DROP MATERIALIZED VIEW private_message_mview;
 
-alter table private_message 
-drop column ap_id, 
-drop column local;
+DROP VIEW private_message_view;
 
-create view private_message_view as 
-select        
-pm.*,
-u.name as creator_name,
-u.avatar as creator_avatar,
-u2.name as recipient_name,
-u2.avatar as recipient_avatar
-from private_message pm
-inner join user_ u on u.id = pm.creator_id
-inner join user_ u2 on u2.id = pm.recipient_id;
+ALTER TABLE private_message
+    DROP COLUMN ap_id,
+    DROP COLUMN local;
 
-create materialized view private_message_mview as select * from private_message_view;
+CREATE VIEW private_message_view AS
+SELECT
+    pm.*,
+    u.name AS creator_name,
+    u.avatar AS creator_avatar,
+    u2.name AS recipient_name,
+    u2.avatar AS recipient_avatar
+FROM
+    private_message pm
+    INNER JOIN user_ u ON u.id = pm.creator_id
+    INNER JOIN user_ u2 ON u2.id = pm.recipient_id;
+
+CREATE MATERIALIZED VIEW private_message_mview AS
+SELECT
+    *
+FROM
+    private_message_view;
+
+CREATE UNIQUE INDEX idx_private_message_mview_id ON private_message_mview (id);
 
-create unique index idx_private_message_mview_id on private_message_mview (id);

migrations/2020-05-05-210233_add_activitypub_for_private_messages/up.sql

@@ -1,25 +1,32 @@
-alter table private_message
-add column ap_id character varying(255) not null default 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
-add column local boolean not null default true
-;
+ALTER TABLE private_message
+    ADD COLUMN ap_id character varying(255) NOT NULL DEFAULT 'http://fake.com', -- This needs to be checked and updated in code, building from the site url if local
+    ADD COLUMN local boolean NOT NULL DEFAULT TRUE;
 
-drop materialized view private_message_mview;
-drop view private_message_view;
-create view private_message_view as 
-select        
-pm.*,
-u.name as creator_name,
-u.avatar as creator_avatar,
-u.actor_id as creator_actor_id,
-u.local as creator_local,
-u2.name as recipient_name,
-u2.avatar as recipient_avatar,
-u2.actor_id as recipient_actor_id,
-u2.local as recipient_local
-from private_message pm
-inner join user_ u on u.id = pm.creator_id
-inner join user_ u2 on u2.id = pm.recipient_id;
+DROP MATERIALIZED VIEW private_message_mview;
 
-create materialized view private_message_mview as select * from private_message_view;
+DROP VIEW private_message_view;
+
+CREATE VIEW private_message_view AS
+SELECT
+    pm.*,
+    u.name AS creator_name,
+    u.avatar AS creator_avatar,
+    u.actor_id AS creator_actor_id,
+    u.local AS creator_local,
+    u2.name AS recipient_name,
+    u2.avatar AS recipient_avatar,
+    u2.actor_id AS recipient_actor_id,
+    u2.local AS recipient_local
+FROM
+    private_message pm
+    INNER JOIN user_ u ON u.id = pm.creator_id
+    INNER JOIN user_ u2 ON u2.id = pm.recipient_id;
+
+CREATE MATERIALIZED VIEW private_message_mview AS
+SELECT
+    *
+FROM
+    private_message_view;
+
+CREATE UNIQUE INDEX idx_private_message_mview_id ON private_message_mview (id);
 
-create unique index idx_private_message_mview_id on private_message_mview (id);

migrations/2020-07-08-202609_add_creator_published/down.sql

@@ -1,115 +1,145 @@
-drop view user_mention_view;
-drop view reply_fast_view;
-drop view comment_fast_view;
-drop view comment_view;
+DROP VIEW user_mention_view;
 
-drop view user_mention_fast_view;
-drop table comment_aggregates_fast;
-drop view comment_aggregates_view;
+DROP VIEW reply_fast_view;
 
-create view comment_aggregates_view as 
-select
-	ct.*,
-	-- community details
-	p.community_id,
-	c.actor_id as community_actor_id,
-	c."local" as community_local,
-	c."name" as community_name,
-	-- creator details
-	u.banned as banned,
-  coalesce(cb.id, 0)::bool as banned_from_community,
-	u.actor_id as creator_actor_id,
-	u.local as creator_local,
-	u.name as creator_name,
-	u.avatar as creator_avatar,
-	-- score details
-	coalesce(cl.total, 0) as score,
-	coalesce(cl.up, 0) as upvotes,
-	coalesce(cl.down, 0) as downvotes,
-	hot_rank(coalesce(cl.total, 0), ct.published) as hot_rank
-from comment ct
-left join post p on ct.post_id = p.id
-left join community c on p.community_id = c.id
-left join user_ u on ct.creator_id = u.id 
-left join community_user_ban cb on ct.creator_id = cb.user_id and p.id = ct.post_id and p.community_id = cb.community_id
-left join (
-	select
-		l.comment_id as id,
-		sum(l.score) as total,
-		count(case when l.score = 1 then 1 else null end) as up,
-		count(case when l.score = -1 then 1 else null end) as down
-	from comment_like l
-	group by comment_id
-) as cl on cl.id = ct.id;
+DROP VIEW comment_fast_view;
 
-create or replace view comment_view as (
-select
-	cav.*,
-  us.user_id as user_id,
-  us.my_vote as my_vote,
-  us.is_subbed::bool as subscribed,
-  us.is_saved::bool as saved
-from comment_aggregates_view cav
-cross join lateral (
-	select
-		u.id as user_id,
-		coalesce(cl.score, 0) as my_vote,
-    coalesce(cf.id, 0) as is_subbed,
-    coalesce(cs.id, 0) as is_saved
-	from user_ u
-	left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id
-	left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id
-	left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id
-) as us
+DROP VIEW comment_view;
 
-union all 
+DROP VIEW user_mention_fast_view;
 
-select 
-    cav.*,
-    null as user_id, 
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from comment_aggregates_view cav
-);
+DROP TABLE comment_aggregates_fast;
+
+DROP VIEW comment_aggregates_view;
 
-create table comment_aggregates_fast as select * from comment_aggregates_view;
-alter table comment_aggregates_fast add primary key (id);
+CREATE VIEW comment_aggregates_view AS
+SELECT
+    ct.*,
+    -- community details
+    p.community_id,
+    c.actor_id AS community_actor_id,
+    c."local" AS community_local,
+    c."name" AS community_name,
+    -- creator details
+    u.banned AS banned,
+    coalesce(cb.id, 0)::bool AS banned_from_community,
+    u.actor_id AS creator_actor_id,
+    u.local AS creator_local,
+    u.name AS creator_name,
+    u.avatar AS creator_avatar,
+    -- score details
+    coalesce(cl.total, 0) AS score,
+    coalesce(cl.up, 0) AS upvotes,
+    coalesce(cl.down, 0) AS downvotes,
+    hot_rank (coalesce(cl.total, 0), ct.published) AS hot_rank
+FROM
+    comment ct
+    LEFT JOIN post p ON ct.post_id = p.id
+    LEFT JOIN community c ON p.community_id = c.id
+    LEFT JOIN user_ u ON ct.creator_id = u.id
+    LEFT JOIN community_user_ban cb ON ct.creator_id = cb.user_id
+        AND p.id = ct.post_id
+        AND p.community_id = cb.community_id
+    LEFT JOIN (
+        SELECT
+            l.comment_id AS id,
+            sum(l.score) AS total,
+            count(
+                CASE WHEN l.score = 1 THEN
+                    1
+                ELSE
+                    NULL
+                END) AS up,
+            count(
+                CASE WHEN l.score = - 1 THEN
+                    1
+                ELSE
+                    NULL
+                END) AS down
+        FROM
+            comment_like l
+        GROUP BY
+            comment_id) AS cl ON cl.id = ct.id;
 
-create view comment_fast_view as
-select
-	cav.*,
-  us.user_id as user_id,
-  us.my_vote as my_vote,
-  us.is_subbed::bool as subscribed,
-  us.is_saved::bool as saved
-from comment_aggregates_fast cav
-cross join lateral (
-	select
-		u.id as user_id,
-		coalesce(cl.score, 0) as my_vote,
-    coalesce(cf.id, 0) as is_subbed,
-    coalesce(cs.id, 0) as is_saved
-	from user_ u
-	left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id
-	left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id
-	left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id
-) as us
+CREATE OR REPLACE VIEW comment_view AS (
+    SELECT
+        cav.*,
+        us.user_id AS user_id,
+        us.my_vote AS my_vote,
+        us.is_subbed::bool AS subscribed,
+        us.is_saved::bool AS saved
+    FROM
+        comment_aggregates_view cav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+            coalesce(cf.id, 0) AS is_subbed,
+            coalesce(cs.id, 0) AS is_saved
+        FROM
+            user_ u
+            LEFT JOIN comment_like cl ON u.id = cl.user_id
+                AND cav.id = cl.comment_id
+        LEFT JOIN comment_saved cs ON u.id = cs.user_id
+            AND cs.comment_id = cav.id
+    LEFT JOIN community_follower cf ON u.id = cf.user_id
+        AND cav.community_id = cf.community_id) AS us
+UNION ALL
+SELECT
+    cav.*,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS saved
+FROM
+    comment_aggregates_view cav);
 
-union all 
+CREATE TABLE comment_aggregates_fast AS
+SELECT
+    *
+FROM
+    comment_aggregates_view;
 
-select 
+ALTER TABLE comment_aggregates_fast
+    ADD PRIMARY KEY (id);
+
+CREATE VIEW comment_fast_view AS
+SELECT
+    cav.*,
+    us.user_id AS user_id,
+    us.my_vote AS my_vote,
+    us.is_subbed::bool AS subscribed,
+    us.is_saved::bool AS saved
+FROM
+    comment_aggregates_fast cav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+            coalesce(cf.id, 0) AS is_subbed,
+            coalesce(cs.id, 0) AS is_saved
+        FROM
+            user_ u
+            LEFT JOIN comment_like cl ON u.id = cl.user_id
+                AND cav.id = cl.comment_id
+        LEFT JOIN comment_saved cs ON u.id = cs.user_id
+            AND cs.comment_id = cav.id
+    LEFT JOIN community_follower cf ON u.id = cf.user_id
+        AND cav.community_id = cf.community_id) AS us
+UNION ALL
+SELECT
     cav.*,
-    null as user_id, 
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from comment_aggregates_fast cav;
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS saved
+FROM
+    comment_aggregates_fast cav;
 
-create view user_mention_view as
-select 
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.creator_actor_id,
     c.creator_local,
@@ -137,15 +167,30 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from user_mention um, comment_view c
-where um.comment_id = c.id;
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 
-create view user_mention_fast_view as 
-select
+CREATE VIEW user_mention_fast_view AS
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.creator_actor_id,
     ac.creator_local,
@@ -169,26 +214,45 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    u.id as user_id,
-    coalesce(cl.score, 0) as my_vote,
-    (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from user_ u
-cross join (
-  select
-  ca.*
-  from comment_aggregates_fast ca
-) ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-left join user_mention um on um.comment_id = ac.id
-
-union all
-
-select 
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    user_ u
+    CROSS JOIN (
+        SELECT
+            ca.*
+        FROM
+            comment_aggregates_fast ca) ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    LEFT JOIN user_mention um ON um.comment_id = ac.id
+UNION ALL
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.creator_actor_id,
     ac.creator_local,
@@ -212,177 +276,220 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    null as user_id, 
-    null as my_vote,
-    null as saved,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from comment_aggregates_fast ac
-left join user_mention um on um.comment_id = ac.id
-;
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    comment_aggregates_fast ac
+    LEFT JOIN user_mention um ON um.comment_id = ac.id;
 
 -- Do the reply_view referencing the comment_fast_view
-create view reply_fast_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_fast_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_fast_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_fast_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 
 -- add creator_published to the post view
-drop view post_fast_view;
-drop table post_aggregates_fast;
-drop view post_view;
-drop view post_aggregates_view;
+DROP VIEW post_fast_view;
+
+DROP TABLE post_aggregates_fast;
 
-create view post_aggregates_view as
-select
-	p.*,
-	-- creator details
-	u.actor_id as creator_actor_id,
-	u."local" as creator_local,
-	u."name" as creator_name,
-	u.avatar as creator_avatar,
-  u.banned as banned,
-  cb.id::bool as banned_from_community,
-	-- community details
-	c.actor_id as community_actor_id,
-	c."local" as community_local,
-	c."name" as community_name,
-	c.removed as community_removed,
-	c.deleted as community_deleted,
-	c.nsfw as community_nsfw,
-	-- post score data/comment count
-	coalesce(ct.comments, 0) as number_of_comments,
-	coalesce(pl.score, 0) as score,
-	coalesce(pl.upvotes, 0) as upvotes,
-	coalesce(pl.downvotes, 0) as downvotes,
-	hot_rank(
-		coalesce(pl.score , 0), (
-			case
-				when (p.published < ('now'::timestamp - '1 month'::interval))
-				then p.published
-				else greatest(ct.recent_comment_time, p.published)
-			end
-		)
-	) as hot_rank,
-	(
-		case
-			when (p.published < ('now'::timestamp - '1 month'::interval))
-			then p.published
-			else greatest(ct.recent_comment_time, p.published)
-		end
-	) as newest_activity_time
-from post p
-left join user_ u on p.creator_id = u.id
-left join community_user_ban cb on p.creator_id = cb.user_id and p.community_id = cb.community_id
-left join community c on p.community_id = c.id
-left join (
-	select
-		post_id,
-		count(*) as comments,
-		max(published) as recent_comment_time
-	from comment
-	group by post_id
-) ct on ct.post_id = p.id
-left join (
-	select
-		post_id,
-		sum(score) as score,
-		sum(score) filter (where score = 1) as upvotes,
-		-sum(score) filter (where score = -1) as downvotes
-	from post_like
-	group by post_id
-) pl on pl.post_id = p.id
-order by p.id;
+DROP VIEW post_view;
 
-create view post_view as
-select
-	pav.*,
-	us.id as user_id,
-	us.user_vote as my_vote,
-	us.is_subbed::bool as subscribed,
-	us.is_read::bool as read,
-	us.is_saved::bool as saved
-from post_aggregates_view pav
-cross join lateral (
-	select
-		u.id,
-		coalesce(cf.community_id, 0) as is_subbed,
-		coalesce(pr.post_id, 0) as is_read,
-		coalesce(ps.post_id, 0) as is_saved,
-		coalesce(pl.score, 0) as user_vote
-	from user_ u
-	left join community_user_ban cb on u.id = cb.user_id and cb.community_id = pav.community_id
-	left join community_follower cf on u.id = cf.user_id and cf.community_id = pav.community_id
-	left join post_read pr on u.id = pr.user_id and pr.post_id = pav.id
-	left join post_saved ps on u.id = ps.user_id and ps.post_id = pav.id
-	left join post_like pl on u.id = pl.user_id and pav.id = pl.post_id
-) as us
+DROP VIEW post_aggregates_view;
 
-union all
+CREATE VIEW post_aggregates_view AS
+SELECT
+    p.*,
+    -- creator details
+    u.actor_id AS creator_actor_id,
+    u."local" AS creator_local,
+    u."name" AS creator_name,
+    u.avatar AS creator_avatar,
+    u.banned AS banned,
+    cb.id::bool AS banned_from_community,
+    -- community details
+    c.actor_id AS community_actor_id,
+    c."local" AS community_local,
+    c."name" AS community_name,
+    c.removed AS community_removed,
+    c.deleted AS community_deleted,
+    c.nsfw AS community_nsfw,
+    -- post score data/comment count
+    coalesce(ct.comments, 0) AS number_of_comments,
+    coalesce(pl.score, 0) AS score,
+    coalesce(pl.upvotes, 0) AS upvotes,
+    coalesce(pl.downvotes, 0) AS downvotes,
+    hot_rank (coalesce(pl.score, 0), (
+            CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+                p.published
+            ELSE
+                greatest (ct.recent_comment_time, p.published)
+            END)) AS hot_rank,
+    (
+        CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+            p.published
+        ELSE
+            greatest (ct.recent_comment_time, p.published)
+        END) AS newest_activity_time
+FROM
+    post p
+    LEFT JOIN user_ u ON p.creator_id = u.id
+    LEFT JOIN community_user_ban cb ON p.creator_id = cb.user_id
+        AND p.community_id = cb.community_id
+    LEFT JOIN community c ON p.community_id = c.id
+    LEFT JOIN (
+        SELECT
+            post_id,
+            count(*) AS comments,
+            max(published) AS recent_comment_time
+        FROM
+            comment
+        GROUP BY
+            post_id) ct ON ct.post_id = p.id
+    LEFT JOIN (
+        SELECT
+            post_id,
+            sum(score) AS score,
+            sum(score) FILTER (WHERE score = 1) AS upvotes,
+            - sum(score) FILTER (WHERE score = - 1) AS downvotes
+        FROM
+            post_like
+        GROUP BY
+            post_id) pl ON pl.post_id = p.id
+ORDER BY
+    p.id;
 
-select 
-pav.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from post_aggregates_view pav;
+CREATE VIEW post_view AS
+SELECT
+    pav.*,
+    us.id AS user_id,
+    us.user_vote AS my_vote,
+    us.is_subbed::bool AS subscribed,
+    us.is_read::bool AS read,
+    us.is_saved::bool AS saved
+FROM
+    post_aggregates_view pav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id,
+            coalesce(cf.community_id, 0) AS is_subbed,
+            coalesce(pr.post_id, 0) AS is_read,
+            coalesce(ps.post_id, 0) AS is_saved,
+            coalesce(pl.score, 0) AS user_vote
+        FROM
+            user_ u
+            LEFT JOIN community_user_ban cb ON u.id = cb.user_id
+                AND cb.community_id = pav.community_id
+        LEFT JOIN community_follower cf ON u.id = cf.user_id
+            AND cf.community_id = pav.community_id
+    LEFT JOIN post_read pr ON u.id = pr.user_id
+        AND pr.post_id = pav.id
+    LEFT JOIN post_saved ps ON u.id = ps.user_id
+        AND ps.post_id = pav.id
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND pav.id = pl.post_id) AS us
+UNION ALL
+SELECT
+    pav.*,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS read,
+    NULL AS saved
+FROM
+    post_aggregates_view pav;
 
-create table post_aggregates_fast as select * from post_aggregates_view;
-alter table post_aggregates_fast add primary key (id);
+CREATE TABLE post_aggregates_fast AS
+SELECT
+    *
+FROM
+    post_aggregates_view;
 
-create view post_fast_view as 
-select
-	pav.*,
-	us.id as user_id,
-	us.user_vote as my_vote,
-	us.is_subbed::bool as subscribed,
-	us.is_read::bool as read,
-	us.is_saved::bool as saved
-from post_aggregates_fast pav
-cross join lateral (
-	select
-		u.id,
-		coalesce(cf.community_id, 0) as is_subbed,
-		coalesce(pr.post_id, 0) as is_read,
-		coalesce(ps.post_id, 0) as is_saved,
-		coalesce(pl.score, 0) as user_vote
-	from user_ u
-	left join community_user_ban cb on u.id = cb.user_id and cb.community_id = pav.community_id
-	left join community_follower cf on u.id = cf.user_id and cf.community_id = pav.community_id
-	left join post_read pr on u.id = pr.user_id and pr.post_id = pav.id
-	left join post_saved ps on u.id = ps.user_id and ps.post_id = pav.id
-	left join post_like pl on u.id = pl.user_id and pav.id = pl.post_id
-) as us
+ALTER TABLE post_aggregates_fast
+    ADD PRIMARY KEY (id);
 
-union all
+CREATE VIEW post_fast_view AS
+SELECT
+    pav.*,
+    us.id AS user_id,
+    us.user_vote AS my_vote,
+    us.is_subbed::bool AS subscribed,
+    us.is_read::bool AS read,
+    us.is_saved::bool AS saved
+FROM
+    post_aggregates_fast pav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id,
+            coalesce(cf.community_id, 0) AS is_subbed,
+            coalesce(pr.post_id, 0) AS is_read,
+            coalesce(ps.post_id, 0) AS is_saved,
+            coalesce(pl.score, 0) AS user_vote
+        FROM
+            user_ u
+            LEFT JOIN community_user_ban cb ON u.id = cb.user_id
+                AND cb.community_id = pav.community_id
+        LEFT JOIN community_follower cf ON u.id = cf.user_id
+            AND cf.community_id = pav.community_id
+    LEFT JOIN post_read pr ON u.id = pr.user_id
+        AND pr.post_id = pav.id
+    LEFT JOIN post_saved ps ON u.id = ps.user_id
+        AND ps.post_id = pav.id
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND pav.id = pl.post_id) AS us
+UNION ALL
+SELECT
+    pav.*,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS read,
+    NULL AS saved
+FROM
+    post_aggregates_fast pav;
 
-select 
-pav.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from post_aggregates_fast pav;

migrations/2020-07-08-202609_add_creator_published/up.sql

@@ -1,116 +1,146 @@
-drop view user_mention_view;
-drop view reply_fast_view;
-drop view comment_fast_view;
-drop view comment_view;
+DROP VIEW user_mention_view;
 
-drop view user_mention_fast_view;
-drop table comment_aggregates_fast;
-drop view comment_aggregates_view;
+DROP VIEW reply_fast_view;
 
-create view comment_aggregates_view as 
-select
-	ct.*,
-	-- community details
-	p.community_id,
-	c.actor_id as community_actor_id,
-	c."local" as community_local,
-	c."name" as community_name,
-	-- creator details
-	u.banned as banned,
-  coalesce(cb.id, 0)::bool as banned_from_community,
-	u.actor_id as creator_actor_id,
-	u.local as creator_local,
-	u.name as creator_name,
-  u.published as creator_published,
-	u.avatar as creator_avatar,
-	-- score details
-	coalesce(cl.total, 0) as score,
-	coalesce(cl.up, 0) as upvotes,
-	coalesce(cl.down, 0) as downvotes,
-	hot_rank(coalesce(cl.total, 0), ct.published) as hot_rank
-from comment ct
-left join post p on ct.post_id = p.id
-left join community c on p.community_id = c.id
-left join user_ u on ct.creator_id = u.id 
-left join community_user_ban cb on ct.creator_id = cb.user_id and p.id = ct.post_id and p.community_id = cb.community_id
-left join (
-	select
-		l.comment_id as id,
-		sum(l.score) as total,
-		count(case when l.score = 1 then 1 else null end) as up,
-		count(case when l.score = -1 then 1 else null end) as down
-	from comment_like l
-	group by comment_id
-) as cl on cl.id = ct.id;
+DROP VIEW comment_fast_view;
 
-create or replace view comment_view as (
-select
-	cav.*,
-  us.user_id as user_id,
-  us.my_vote as my_vote,
-  us.is_subbed::bool as subscribed,
-  us.is_saved::bool as saved
-from comment_aggregates_view cav
-cross join lateral (
-	select
-		u.id as user_id,
-		coalesce(cl.score, 0) as my_vote,
-    coalesce(cf.id, 0) as is_subbed,
-    coalesce(cs.id, 0) as is_saved
-	from user_ u
-	left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id
-	left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id
-	left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id
-) as us
+DROP VIEW comment_view;
 
-union all 
+DROP VIEW user_mention_fast_view;
 
-select 
-    cav.*,
-    null as user_id, 
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from comment_aggregates_view cav
-);
+DROP TABLE comment_aggregates_fast;
+
+DROP VIEW comment_aggregates_view;
 
-create table comment_aggregates_fast as select * from comment_aggregates_view;
-alter table comment_aggregates_fast add primary key (id);
+CREATE VIEW comment_aggregates_view AS
+SELECT
+    ct.*,
+    -- community details
+    p.community_id,
+    c.actor_id AS community_actor_id,
+    c."local" AS community_local,
+    c."name" AS community_name,
+    -- creator details
+    u.banned AS banned,
+    coalesce(cb.id, 0)::bool AS banned_from_community,
+    u.actor_id AS creator_actor_id,
+    u.local AS creator_local,
+    u.name AS creator_name,
+    u.published AS creator_published,
+    u.avatar AS creator_avatar,
+    -- score details
+    coalesce(cl.total, 0) AS score,
+    coalesce(cl.up, 0) AS upvotes,
+    coalesce(cl.down, 0) AS downvotes,
+    hot_rank (coalesce(cl.total, 0), ct.published) AS hot_rank
+FROM
+    comment ct
+    LEFT JOIN post p ON ct.post_id = p.id
+    LEFT JOIN community c ON p.community_id = c.id
+    LEFT JOIN user_ u ON ct.creator_id = u.id
+    LEFT JOIN community_user_ban cb ON ct.creator_id = cb.user_id
+        AND p.id = ct.post_id
+        AND p.community_id = cb.community_id
+    LEFT JOIN (
+        SELECT
+            l.comment_id AS id,
+            sum(l.score) AS total,
+            count(
+                CASE WHEN l.score = 1 THEN
+                    1
+                ELSE
+                    NULL
+                END) AS up,
+            count(
+                CASE WHEN l.score = - 1 THEN
+                    1
+                ELSE
+                    NULL
+                END) AS down
+        FROM
+            comment_like l
+        GROUP BY
+            comment_id) AS cl ON cl.id = ct.id;
 
-create view comment_fast_view as
-select
-	cav.*,
-  us.user_id as user_id,
-  us.my_vote as my_vote,
-  us.is_subbed::bool as subscribed,
-  us.is_saved::bool as saved
-from comment_aggregates_fast cav
-cross join lateral (
-	select
-		u.id as user_id,
-		coalesce(cl.score, 0) as my_vote,
-    coalesce(cf.id, 0) as is_subbed,
-    coalesce(cs.id, 0) as is_saved
-	from user_ u
-	left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id
-	left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id
-	left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id
-) as us
+CREATE OR REPLACE VIEW comment_view AS (
+    SELECT
+        cav.*,
+        us.user_id AS user_id,
+        us.my_vote AS my_vote,
+        us.is_subbed::bool AS subscribed,
+        us.is_saved::bool AS saved
+    FROM
+        comment_aggregates_view cav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+            coalesce(cf.id, 0) AS is_subbed,
+            coalesce(cs.id, 0) AS is_saved
+        FROM
+            user_ u
+            LEFT JOIN comment_like cl ON u.id = cl.user_id
+                AND cav.id = cl.comment_id
+        LEFT JOIN comment_saved cs ON u.id = cs.user_id
+            AND cs.comment_id = cav.id
+    LEFT JOIN community_follower cf ON u.id = cf.user_id
+        AND cav.community_id = cf.community_id) AS us
+UNION ALL
+SELECT
+    cav.*,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS saved
+FROM
+    comment_aggregates_view cav);
 
-union all 
+CREATE TABLE comment_aggregates_fast AS
+SELECT
+    *
+FROM
+    comment_aggregates_view;
 
-select 
+ALTER TABLE comment_aggregates_fast
+    ADD PRIMARY KEY (id);
+
+CREATE VIEW comment_fast_view AS
+SELECT
+    cav.*,
+    us.user_id AS user_id,
+    us.my_vote AS my_vote,
+    us.is_subbed::bool AS subscribed,
+    us.is_saved::bool AS saved
+FROM
+    comment_aggregates_fast cav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+            coalesce(cf.id, 0) AS is_subbed,
+            coalesce(cs.id, 0) AS is_saved
+        FROM
+            user_ u
+            LEFT JOIN comment_like cl ON u.id = cl.user_id
+                AND cav.id = cl.comment_id
+        LEFT JOIN comment_saved cs ON u.id = cs.user_id
+            AND cs.comment_id = cav.id
+    LEFT JOIN community_follower cf ON u.id = cf.user_id
+        AND cav.community_id = cf.community_id) AS us
+UNION ALL
+SELECT
     cav.*,
-    null as user_id, 
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from comment_aggregates_fast cav;
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS saved
+FROM
+    comment_aggregates_fast cav;
 
-create view user_mention_view as
-select 
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.creator_actor_id,
     c.creator_local,
@@ -138,15 +168,30 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from user_mention um, comment_view c
-where um.comment_id = c.id;
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 
-create view user_mention_fast_view as 
-select
+CREATE VIEW user_mention_fast_view AS
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.creator_actor_id,
     ac.creator_local,
@@ -170,26 +215,45 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    u.id as user_id,
-    coalesce(cl.score, 0) as my_vote,
-    (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from user_ u
-cross join (
-  select
-  ca.*
-  from comment_aggregates_fast ca
-) ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-left join user_mention um on um.comment_id = ac.id
-
-union all
-
-select 
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    user_ u
+    CROSS JOIN (
+        SELECT
+            ca.*
+        FROM
+            comment_aggregates_fast ca) ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    LEFT JOIN user_mention um ON um.comment_id = ac.id
+UNION ALL
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.creator_actor_id,
     ac.creator_local,
@@ -213,178 +277,221 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    null as user_id, 
-    null as my_vote,
-    null as saved,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from comment_aggregates_fast ac
-left join user_mention um on um.comment_id = ac.id
-;
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    comment_aggregates_fast ac
+    LEFT JOIN user_mention um ON um.comment_id = ac.id;
 
 -- Do the reply_view referencing the comment_fast_view
-create view reply_fast_view as 
-with closereply as (
-    select 
-    c2.id, 
-    c2.creator_id as sender_id, 
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_fast_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_fast_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_fast_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
 
 -- add creator_published to the post view
-drop view post_fast_view;
-drop table post_aggregates_fast;
-drop view post_view;
-drop view post_aggregates_view;
+DROP VIEW post_fast_view;
+
+DROP TABLE post_aggregates_fast;
 
-create view post_aggregates_view as
-select
-	p.*,
-	-- creator details
-	u.actor_id as creator_actor_id,
-	u."local" as creator_local,
-	u."name" as creator_name,
-  u.published as creator_published,
-	u.avatar as creator_avatar,
-  u.banned as banned,
-  cb.id::bool as banned_from_community,
-	-- community details
-	c.actor_id as community_actor_id,
-	c."local" as community_local,
-	c."name" as community_name,
-	c.removed as community_removed,
-	c.deleted as community_deleted,
-	c.nsfw as community_nsfw,
-	-- post score data/comment count
-	coalesce(ct.comments, 0) as number_of_comments,
-	coalesce(pl.score, 0) as score,
-	coalesce(pl.upvotes, 0) as upvotes,
-	coalesce(pl.downvotes, 0) as downvotes,
-	hot_rank(
-		coalesce(pl.score , 0), (
-			case
-				when (p.published < ('now'::timestamp - '1 month'::interval))
-				then p.published
-				else greatest(ct.recent_comment_time, p.published)
-			end
-		)
-	) as hot_rank,
-	(
-		case
-			when (p.published < ('now'::timestamp - '1 month'::interval))
-			then p.published
-			else greatest(ct.recent_comment_time, p.published)
-		end
-	) as newest_activity_time
-from post p
-left join user_ u on p.creator_id = u.id
-left join community_user_ban cb on p.creator_id = cb.user_id and p.community_id = cb.community_id
-left join community c on p.community_id = c.id
-left join (
-	select
-		post_id,
-		count(*) as comments,
-		max(published) as recent_comment_time
-	from comment
-	group by post_id
-) ct on ct.post_id = p.id
-left join (
-	select
-		post_id,
-		sum(score) as score,
-		sum(score) filter (where score = 1) as upvotes,
-		-sum(score) filter (where score = -1) as downvotes
-	from post_like
-	group by post_id
-) pl on pl.post_id = p.id
-order by p.id;
+DROP VIEW post_view;
 
-create view post_view as
-select
-	pav.*,
-	us.id as user_id,
-	us.user_vote as my_vote,
-	us.is_subbed::bool as subscribed,
-	us.is_read::bool as read,
-	us.is_saved::bool as saved
-from post_aggregates_view pav
-cross join lateral (
-	select
-		u.id,
-		coalesce(cf.community_id, 0) as is_subbed,
-		coalesce(pr.post_id, 0) as is_read,
-		coalesce(ps.post_id, 0) as is_saved,
-		coalesce(pl.score, 0) as user_vote
-	from user_ u
-	left join community_user_ban cb on u.id = cb.user_id and cb.community_id = pav.community_id
-	left join community_follower cf on u.id = cf.user_id and cf.community_id = pav.community_id
-	left join post_read pr on u.id = pr.user_id and pr.post_id = pav.id
-	left join post_saved ps on u.id = ps.user_id and ps.post_id = pav.id
-	left join post_like pl on u.id = pl.user_id and pav.id = pl.post_id
-) as us
+DROP VIEW post_aggregates_view;
 
-union all
+CREATE VIEW post_aggregates_view AS
+SELECT
+    p.*,
+    -- creator details
+    u.actor_id AS creator_actor_id,
+    u."local" AS creator_local,
+    u."name" AS creator_name,
+    u.published AS creator_published,
+    u.avatar AS creator_avatar,
+    u.banned AS banned,
+    cb.id::bool AS banned_from_community,
+    -- community details
+    c.actor_id AS community_actor_id,
+    c."local" AS community_local,
+    c."name" AS community_name,
+    c.removed AS community_removed,
+    c.deleted AS community_deleted,
+    c.nsfw AS community_nsfw,
+    -- post score data/comment count
+    coalesce(ct.comments, 0) AS number_of_comments,
+    coalesce(pl.score, 0) AS score,
+    coalesce(pl.upvotes, 0) AS upvotes,
+    coalesce(pl.downvotes, 0) AS downvotes,
+    hot_rank (coalesce(pl.score, 0), (
+            CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+                p.published
+            ELSE
+                greatest (ct.recent_comment_time, p.published)
+            END)) AS hot_rank,
+    (
+        CASE WHEN (p.published < ('now'::timestamp - '1 month'::interval)) THEN
+            p.published
+        ELSE
+            greatest (ct.recent_comment_time, p.published)
+        END) AS newest_activity_time
+FROM
+    post p
+    LEFT JOIN user_ u ON p.creator_id = u.id
+    LEFT JOIN community_user_ban cb ON p.creator_id = cb.user_id
+        AND p.community_id = cb.community_id
+    LEFT JOIN community c ON p.community_id = c.id
+    LEFT JOIN (
+        SELECT
+            post_id,
+            count(*) AS comments,
+            max(published) AS recent_comment_time
+        FROM
+            comment
+        GROUP BY
+            post_id) ct ON ct.post_id = p.id
+    LEFT JOIN (
+        SELECT
+            post_id,
+            sum(score) AS score,
+            sum(score) FILTER (WHERE score = 1) AS upvotes,
+            - sum(score) FILTER (WHERE score = - 1) AS downvotes
+        FROM
+            post_like
+        GROUP BY
+            post_id) pl ON pl.post_id = p.id
+ORDER BY
+    p.id;
 
-select 
-pav.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from post_aggregates_view pav;
+CREATE VIEW post_view AS
+SELECT
+    pav.*,
+    us.id AS user_id,
+    us.user_vote AS my_vote,
+    us.is_subbed::bool AS subscribed,
+    us.is_read::bool AS read,
+    us.is_saved::bool AS saved
+FROM
+    post_aggregates_view pav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id,
+            coalesce(cf.community_id, 0) AS is_subbed,
+            coalesce(pr.post_id, 0) AS is_read,
+            coalesce(ps.post_id, 0) AS is_saved,
+            coalesce(pl.score, 0) AS user_vote
+        FROM
+            user_ u
+            LEFT JOIN community_user_ban cb ON u.id = cb.user_id
+                AND cb.community_id = pav.community_id
+        LEFT JOIN community_follower cf ON u.id = cf.user_id
+            AND cf.community_id = pav.community_id
+    LEFT JOIN post_read pr ON u.id = pr.user_id
+        AND pr.post_id = pav.id
+    LEFT JOIN post_saved ps ON u.id = ps.user_id
+        AND ps.post_id = pav.id
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND pav.id = pl.post_id) AS us
+UNION ALL
+SELECT
+    pav.*,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS read,
+    NULL AS saved
+FROM
+    post_aggregates_view pav;
 
-create table post_aggregates_fast as select * from post_aggregates_view;
-alter table post_aggregates_fast add primary key (id);
+CREATE TABLE post_aggregates_fast AS
+SELECT
+    *
+FROM
+    post_aggregates_view;
 
-create view post_fast_view as 
-select
-	pav.*,
-	us.id as user_id,
-	us.user_vote as my_vote,
-	us.is_subbed::bool as subscribed,
-	us.is_read::bool as read,
-	us.is_saved::bool as saved
-from post_aggregates_fast pav
-cross join lateral (
-	select
-		u.id,
-		coalesce(cf.community_id, 0) as is_subbed,
-		coalesce(pr.post_id, 0) as is_read,
-		coalesce(ps.post_id, 0) as is_saved,
-		coalesce(pl.score, 0) as user_vote
-	from user_ u
-	left join community_user_ban cb on u.id = cb.user_id and cb.community_id = pav.community_id
-	left join community_follower cf on u.id = cf.user_id and cf.community_id = pav.community_id
-	left join post_read pr on u.id = pr.user_id and pr.post_id = pav.id
-	left join post_saved ps on u.id = ps.user_id and ps.post_id = pav.id
-	left join post_like pl on u.id = pl.user_id and pav.id = pl.post_id
-) as us
+ALTER TABLE post_aggregates_fast
+    ADD PRIMARY KEY (id);
 
-union all
+CREATE VIEW post_fast_view AS
+SELECT
+    pav.*,
+    us.id AS user_id,
+    us.user_vote AS my_vote,
+    us.is_subbed::bool AS subscribed,
+    us.is_read::bool AS read,
+    us.is_saved::bool AS saved
+FROM
+    post_aggregates_fast pav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id,
+            coalesce(cf.community_id, 0) AS is_subbed,
+            coalesce(pr.post_id, 0) AS is_read,
+            coalesce(ps.post_id, 0) AS is_saved,
+            coalesce(pl.score, 0) AS user_vote
+        FROM
+            user_ u
+            LEFT JOIN community_user_ban cb ON u.id = cb.user_id
+                AND cb.community_id = pav.community_id
+        LEFT JOIN community_follower cf ON u.id = cf.user_id
+            AND cf.community_id = pav.community_id
+    LEFT JOIN post_read pr ON u.id = pr.user_id
+        AND pr.post_id = pav.id
+    LEFT JOIN post_saved ps ON u.id = ps.user_id
+        AND ps.post_id = pav.id
+    LEFT JOIN post_like pl ON u.id = pl.user_id
+        AND pav.id = pl.post_id) AS us
+UNION ALL
+SELECT
+    pav.*,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS read,
+    NULL AS saved
+FROM
+    post_aggregates_fast pav;
 
-select 
-pav.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from post_aggregates_fast pav;

migrations/2020-07-12-100442_add_post_title_to_comments_view/down.sql

@@ -1,116 +1,146 @@
-drop view user_mention_view;
-drop view reply_fast_view;
-drop view comment_fast_view;
-drop view comment_view;
+DROP VIEW user_mention_view;
 
-drop view user_mention_fast_view;
-drop table comment_aggregates_fast;
-drop view comment_aggregates_view;
+DROP VIEW reply_fast_view;
 
-create view comment_aggregates_view as
-select
-	ct.*,
-	-- community details
-	p.community_id,
-	c.actor_id as community_actor_id,
-	c."local" as community_local,
-	c."name" as community_name,
-	-- creator details
-	u.banned as banned,
-  coalesce(cb.id, 0)::bool as banned_from_community,
-	u.actor_id as creator_actor_id,
-	u.local as creator_local,
-	u.name as creator_name,
-  u.published as creator_published,
-	u.avatar as creator_avatar,
-	-- score details
-	coalesce(cl.total, 0) as score,
-	coalesce(cl.up, 0) as upvotes,
-	coalesce(cl.down, 0) as downvotes,
-	hot_rank(coalesce(cl.total, 0), ct.published) as hot_rank
-from comment ct
-left join post p on ct.post_id = p.id
-left join community c on p.community_id = c.id
-left join user_ u on ct.creator_id = u.id
-left join community_user_ban cb on ct.creator_id = cb.user_id and p.id = ct.post_id and p.community_id = cb.community_id
-left join (
-	select
-		l.comment_id as id,
-		sum(l.score) as total,
-		count(case when l.score = 1 then 1 else null end) as up,
-		count(case when l.score = -1 then 1 else null end) as down
-	from comment_like l
-	group by comment_id
-) as cl on cl.id = ct.id;
+DROP VIEW comment_fast_view;
 
-create or replace view comment_view as (
-select
-	cav.*,
-  us.user_id as user_id,
-  us.my_vote as my_vote,
-  us.is_subbed::bool as subscribed,
-  us.is_saved::bool as saved
-from comment_aggregates_view cav
-cross join lateral (
-	select
-		u.id as user_id,
-		coalesce(cl.score, 0) as my_vote,
-    coalesce(cf.id, 0) as is_subbed,
-    coalesce(cs.id, 0) as is_saved
-	from user_ u
-	left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id
-	left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id
-	left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id
-) as us
+DROP VIEW comment_view;
 
-union all
+DROP VIEW user_mention_fast_view;
 
-select
-    cav.*,
-    null as user_id,
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from comment_aggregates_view cav
-);
+DROP TABLE comment_aggregates_fast;
+
+DROP VIEW comment_aggregates_view;
 
-create table comment_aggregates_fast as select * from comment_aggregates_view;
-alter table comment_aggregates_fast add primary key (id);
+CREATE VIEW comment_aggregates_view AS
+SELECT
+    ct.*,
+    -- community details
+    p.community_id,
+    c.actor_id AS community_actor_id,
+    c."local" AS community_local,
+    c."name" AS community_name,
+    -- creator details
+    u.banned AS banned,
+    coalesce(cb.id, 0)::bool AS banned_from_community,
+    u.actor_id AS creator_actor_id,
+    u.local AS creator_local,
+    u.name AS creator_name,
+    u.published AS creator_published,
+    u.avatar AS creator_avatar,
+    -- score details
+    coalesce(cl.total, 0) AS score,
+    coalesce(cl.up, 0) AS upvotes,
+    coalesce(cl.down, 0) AS downvotes,
+    hot_rank (coalesce(cl.total, 0), ct.published) AS hot_rank
+FROM
+    comment ct
+    LEFT JOIN post p ON ct.post_id = p.id
+    LEFT JOIN community c ON p.community_id = c.id
+    LEFT JOIN user_ u ON ct.creator_id = u.id
+    LEFT JOIN community_user_ban cb ON ct.creator_id = cb.user_id
+        AND p.id = ct.post_id
+        AND p.community_id = cb.community_id
+    LEFT JOIN (
+        SELECT
+            l.comment_id AS id,
+            sum(l.score) AS total,
+            count(
+                CASE WHEN l.score = 1 THEN
+                    1
+                ELSE
+                    NULL
+                END) AS up,
+            count(
+                CASE WHEN l.score = - 1 THEN
+                    1
+                ELSE
+                    NULL
+                END) AS down
+        FROM
+            comment_like l
+        GROUP BY
+            comment_id) AS cl ON cl.id = ct.id;
 
-create view comment_fast_view as
-select
-	cav.*,
-  us.user_id as user_id,
-  us.my_vote as my_vote,
-  us.is_subbed::bool as subscribed,
-  us.is_saved::bool as saved
-from comment_aggregates_fast cav
-cross join lateral (
-	select
-		u.id as user_id,
-		coalesce(cl.score, 0) as my_vote,
-    coalesce(cf.id, 0) as is_subbed,
-    coalesce(cs.id, 0) as is_saved
-	from user_ u
-	left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id
-	left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id
-	left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id
-) as us
+CREATE OR REPLACE VIEW comment_view AS (
+    SELECT
+        cav.*,
+        us.user_id AS user_id,
+        us.my_vote AS my_vote,
+        us.is_subbed::bool AS subscribed,
+        us.is_saved::bool AS saved
+    FROM
+        comment_aggregates_view cav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+            coalesce(cf.id, 0) AS is_subbed,
+            coalesce(cs.id, 0) AS is_saved
+        FROM
+            user_ u
+            LEFT JOIN comment_like cl ON u.id = cl.user_id
+                AND cav.id = cl.comment_id
+        LEFT JOIN comment_saved cs ON u.id = cs.user_id
+            AND cs.comment_id = cav.id
+    LEFT JOIN community_follower cf ON u.id = cf.user_id
+        AND cav.community_id = cf.community_id) AS us
+UNION ALL
+SELECT
+    cav.*,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS saved
+FROM
+    comment_aggregates_view cav);
 
-union all
+CREATE TABLE comment_aggregates_fast AS
+SELECT
+    *
+FROM
+    comment_aggregates_view;
 
-select
+ALTER TABLE comment_aggregates_fast
+    ADD PRIMARY KEY (id);
+
+CREATE VIEW comment_fast_view AS
+SELECT
+    cav.*,
+    us.user_id AS user_id,
+    us.my_vote AS my_vote,
+    us.is_subbed::bool AS subscribed,
+    us.is_saved::bool AS saved
+FROM
+    comment_aggregates_fast cav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+            coalesce(cf.id, 0) AS is_subbed,
+            coalesce(cs.id, 0) AS is_saved
+        FROM
+            user_ u
+            LEFT JOIN comment_like cl ON u.id = cl.user_id
+                AND cav.id = cl.comment_id
+        LEFT JOIN comment_saved cs ON u.id = cs.user_id
+            AND cs.comment_id = cav.id
+    LEFT JOIN community_follower cf ON u.id = cf.user_id
+        AND cav.community_id = cf.community_id) AS us
+UNION ALL
+SELECT
     cav.*,
-    null as user_id,
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from comment_aggregates_fast cav;
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS saved
+FROM
+    comment_aggregates_fast cav;
 
-create view user_mention_view as
-select
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.creator_actor_id,
     c.creator_local,
@@ -138,15 +168,30 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from user_mention um, comment_view c
-where um.comment_id = c.id;
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 
-create view user_mention_fast_view as
-select
+CREATE VIEW user_mention_fast_view AS
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.creator_actor_id,
     ac.creator_local,
@@ -170,26 +215,45 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    u.id as user_id,
-    coalesce(cl.score, 0) as my_vote,
-    (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from user_ u
-cross join (
-  select
-  ca.*
-  from comment_aggregates_fast ca
-) ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-left join user_mention um on um.comment_id = ac.id
-
-union all
-
-select
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    user_ u
+    CROSS JOIN (
+        SELECT
+            ca.*
+        FROM
+            comment_aggregates_fast ca) ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    LEFT JOIN user_mention um ON um.comment_id = ac.id
+UNION ALL
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.creator_actor_id,
     ac.creator_local,
@@ -213,37 +277,60 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    null as user_id,
-    null as my_vote,
-    null as saved,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from comment_aggregates_fast ac
-left join user_mention um on um.comment_id = ac.id
-;
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    comment_aggregates_fast ac
+    LEFT JOIN user_mention um ON um.comment_id = ac.id;
 
 -- Do the reply_view referencing the comment_fast_view
-create view reply_fast_view as
-with closereply as (
-    select
-    c2.id,
-    c2.creator_id as sender_id,
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_fast_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_fast_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_fast_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
+

migrations/2020-07-12-100442_add_post_title_to_comments_view/up.sql

@@ -1,118 +1,148 @@
-drop view user_mention_view;
-drop view reply_fast_view;
-drop view comment_fast_view;
-drop view comment_view;
+DROP VIEW user_mention_view;
 
-drop view user_mention_fast_view;
-drop table comment_aggregates_fast;
-drop view comment_aggregates_view;
+DROP VIEW reply_fast_view;
 
-create view comment_aggregates_view as
-select
-	ct.*,
-	-- post details
-	p."name" as post_name,
-	p.community_id,
-	-- community details
-	c.actor_id as community_actor_id,
-	c."local" as community_local,
-	c."name" as community_name,
-	-- creator details
-	u.banned as banned,
-  coalesce(cb.id, 0)::bool as banned_from_community,
-	u.actor_id as creator_actor_id,
-	u.local as creator_local,
-	u.name as creator_name,
-  u.published as creator_published,
-	u.avatar as creator_avatar,
-	-- score details
-	coalesce(cl.total, 0) as score,
-	coalesce(cl.up, 0) as upvotes,
-	coalesce(cl.down, 0) as downvotes,
-	hot_rank(coalesce(cl.total, 0), ct.published) as hot_rank
-from comment ct
-left join post p on ct.post_id = p.id
-left join community c on p.community_id = c.id
-left join user_ u on ct.creator_id = u.id
-left join community_user_ban cb on ct.creator_id = cb.user_id and p.id = ct.post_id and p.community_id = cb.community_id
-left join (
-	select
-		l.comment_id as id,
-		sum(l.score) as total,
-		count(case when l.score = 1 then 1 else null end) as up,
-		count(case when l.score = -1 then 1 else null end) as down
-	from comment_like l
-	group by comment_id
-) as cl on cl.id = ct.id;
+DROP VIEW comment_fast_view;
 
-create or replace view comment_view as (
-select
-	cav.*,
-  us.user_id as user_id,
-  us.my_vote as my_vote,
-  us.is_subbed::bool as subscribed,
-  us.is_saved::bool as saved
-from comment_aggregates_view cav
-cross join lateral (
-	select
-		u.id as user_id,
-		coalesce(cl.score, 0) as my_vote,
-    coalesce(cf.id, 0) as is_subbed,
-    coalesce(cs.id, 0) as is_saved
-	from user_ u
-	left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id
-	left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id
-	left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id
-) as us
+DROP VIEW comment_view;
 
-union all
+DROP VIEW user_mention_fast_view;
 
-select
-    cav.*,
-    null as user_id,
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from comment_aggregates_view cav
-);
+DROP TABLE comment_aggregates_fast;
+
+DROP VIEW comment_aggregates_view;
 
-create table comment_aggregates_fast as select * from comment_aggregates_view;
-alter table comment_aggregates_fast add primary key (id);
+CREATE VIEW comment_aggregates_view AS
+SELECT
+    ct.*,
+    -- post details
+    p."name" AS post_name,
+    p.community_id,
+    -- community details
+    c.actor_id AS community_actor_id,
+    c."local" AS community_local,
+    c."name" AS community_name,
+    -- creator details
+    u.banned AS banned,
+    coalesce(cb.id, 0)::bool AS banned_from_community,
+    u.actor_id AS creator_actor_id,
+    u.local AS creator_local,
+    u.name AS creator_name,
+    u.published AS creator_published,
+    u.avatar AS creator_avatar,
+    -- score details
+    coalesce(cl.total, 0) AS score,
+    coalesce(cl.up, 0) AS upvotes,
+    coalesce(cl.down, 0) AS downvotes,
+    hot_rank (coalesce(cl.total, 0), ct.published) AS hot_rank
+FROM
+    comment ct
+    LEFT JOIN post p ON ct.post_id = p.id
+    LEFT JOIN community c ON p.community_id = c.id
+    LEFT JOIN user_ u ON ct.creator_id = u.id
+    LEFT JOIN community_user_ban cb ON ct.creator_id = cb.user_id
+        AND p.id = ct.post_id
+        AND p.community_id = cb.community_id
+    LEFT JOIN (
+        SELECT
+            l.comment_id AS id,
+            sum(l.score) AS total,
+            count(
+                CASE WHEN l.score = 1 THEN
+                    1
+                ELSE
+                    NULL
+                END) AS up,
+            count(
+                CASE WHEN l.score = - 1 THEN
+                    1
+                ELSE
+                    NULL
+                END) AS down
+        FROM
+            comment_like l
+        GROUP BY
+            comment_id) AS cl ON cl.id = ct.id;
 
-create view comment_fast_view as
-select
-	cav.*,
-  us.user_id as user_id,
-  us.my_vote as my_vote,
-  us.is_subbed::bool as subscribed,
-  us.is_saved::bool as saved
-from comment_aggregates_fast cav
-cross join lateral (
-	select
-		u.id as user_id,
-		coalesce(cl.score, 0) as my_vote,
-    coalesce(cf.id, 0) as is_subbed,
-    coalesce(cs.id, 0) as is_saved
-	from user_ u
-	left join comment_like cl on u.id = cl.user_id and cav.id = cl.comment_id
-	left join comment_saved cs on u.id = cs.user_id and cs.comment_id = cav.id
-	left join community_follower cf on u.id = cf.user_id and cav.community_id = cf.community_id
-) as us
+CREATE OR REPLACE VIEW comment_view AS (
+    SELECT
+        cav.*,
+        us.user_id AS user_id,
+        us.my_vote AS my_vote,
+        us.is_subbed::bool AS subscribed,
+        us.is_saved::bool AS saved
+    FROM
+        comment_aggregates_view cav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+            coalesce(cf.id, 0) AS is_subbed,
+            coalesce(cs.id, 0) AS is_saved
+        FROM
+            user_ u
+            LEFT JOIN comment_like cl ON u.id = cl.user_id
+                AND cav.id = cl.comment_id
+        LEFT JOIN comment_saved cs ON u.id = cs.user_id
+            AND cs.comment_id = cav.id
+    LEFT JOIN community_follower cf ON u.id = cf.user_id
+        AND cav.community_id = cf.community_id) AS us
+UNION ALL
+SELECT
+    cav.*,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS saved
+FROM
+    comment_aggregates_view cav);
 
-union all
+CREATE TABLE comment_aggregates_fast AS
+SELECT
+    *
+FROM
+    comment_aggregates_view;
 
-select
+ALTER TABLE comment_aggregates_fast
+    ADD PRIMARY KEY (id);
+
+CREATE VIEW comment_fast_view AS
+SELECT
+    cav.*,
+    us.user_id AS user_id,
+    us.my_vote AS my_vote,
+    us.is_subbed::bool AS subscribed,
+    us.is_saved::bool AS saved
+FROM
+    comment_aggregates_fast cav
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user_id,
+            coalesce(cl.score, 0) AS my_vote,
+            coalesce(cf.id, 0) AS is_subbed,
+            coalesce(cs.id, 0) AS is_saved
+        FROM
+            user_ u
+            LEFT JOIN comment_like cl ON u.id = cl.user_id
+                AND cav.id = cl.comment_id
+        LEFT JOIN comment_saved cs ON u.id = cs.user_id
+            AND cs.comment_id = cav.id
+    LEFT JOIN community_follower cf ON u.id = cf.user_id
+        AND cav.community_id = cf.community_id) AS us
+UNION ALL
+SELECT
     cav.*,
-    null as user_id,
-    null as my_vote,
-    null as subscribed,
-    null as saved
-from comment_aggregates_fast cav;
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS subscribed,
+    NULL AS saved
+FROM
+    comment_aggregates_fast cav;
 
-create view user_mention_view as
-select
+CREATE VIEW user_mention_view AS
+SELECT
     c.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     c.creator_id,
     c.creator_actor_id,
     c.creator_local,
@@ -141,15 +171,30 @@ select
     c.my_vote,
     c.saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from user_mention um, comment_view c
-where um.comment_id = c.id;
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    user_mention um,
+    comment_view c
+WHERE
+    um.comment_id = c.id;
 
-create view user_mention_fast_view as
-select
+CREATE VIEW user_mention_fast_view AS
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.creator_actor_id,
     ac.creator_local,
@@ -174,26 +219,45 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    u.id as user_id,
-    coalesce(cl.score, 0) as my_vote,
-    (select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved,
+    u.id AS user_id,
+    coalesce(cl.score, 0) AS my_vote,
+    (
+        SELECT
+            cs.id::bool
+        FROM
+            comment_saved cs
+        WHERE
+            u.id = cs.user_id
+            AND cs.comment_id = ac.id) AS saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from user_ u
-cross join (
-  select
-  ca.*
-  from comment_aggregates_fast ca
-) ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-left join user_mention um on um.comment_id = ac.id
-
-union all
-
-select
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    user_ u
+    CROSS JOIN (
+        SELECT
+            ca.*
+        FROM
+            comment_aggregates_fast ca) ac
+    LEFT JOIN comment_like cl ON u.id = cl.user_id
+        AND ac.id = cl.comment_id
+    LEFT JOIN user_mention um ON um.comment_id = ac.id
+UNION ALL
+SELECT
     ac.id,
-    um.id as user_mention_id,
+    um.id AS user_mention_id,
     ac.creator_id,
     ac.creator_actor_id,
     ac.creator_local,
@@ -218,37 +282,60 @@ select
     ac.upvotes,
     ac.downvotes,
     ac.hot_rank,
-    null as user_id,
-    null as my_vote,
-    null as saved,
+    NULL AS user_id,
+    NULL AS my_vote,
+    NULL AS saved,
     um.recipient_id,
-    (select actor_id from user_ u where u.id = um.recipient_id) as recipient_actor_id,
-    (select local from user_ u where u.id = um.recipient_id) as recipient_local
-from comment_aggregates_fast ac
-left join user_mention um on um.comment_id = ac.id
-;
+    (
+        SELECT
+            actor_id
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_actor_id,
+    (
+        SELECT
+            local
+        FROM
+            user_ u
+        WHERE
+            u.id = um.recipient_id) AS recipient_local
+FROM
+    comment_aggregates_fast ac
+    LEFT JOIN user_mention um ON um.comment_id = ac.id;
 
 -- Do the reply_view referencing the comment_fast_view
-create view reply_fast_view as
-with closereply as (
-    select
-    c2.id,
-    c2.creator_id as sender_id,
-    c.creator_id as recipient_id
-    from comment c
-    inner join comment c2 on c.id = c2.parent_id
-    where c2.creator_id != c.creator_id
-    -- Do union where post is null
-    union
-    select
-    c.id,
-    c.creator_id as sender_id,
-    p.creator_id as recipient_id
-    from comment c, post p
-    where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
+CREATE VIEW reply_fast_view AS
+with closereply AS (
+    SELECT
+        c2.id,
+        c2.creator_id AS sender_id,
+        c.creator_id AS recipient_id
+    FROM
+        comment c
+        INNER JOIN comment c2 ON c.id = c2.parent_id
+    WHERE
+        c2.creator_id != c.creator_id
+        -- Do union where post is null
+    UNION
+    SELECT
+        c.id,
+        c.creator_id AS sender_id,
+        p.creator_id AS recipient_id
+    FROM
+        comment c,
+        post p
+    WHERE
+        c.post_id = p.id
+        AND c.parent_id IS NULL
+        AND c.creator_id != p.creator_id
 )
-select cv.*,
-closereply.recipient_id
-from comment_fast_view cv, closereply
-where closereply.id = cv.id
-;
+SELECT
+    cv.*,
+    closereply.recipient_id
+FROM
+    comment_fast_view cv,
+    closereply
+WHERE
+    closereply.id = cv.id;
+

migrations/2020-07-18-234519_add_unique_community_user_actor_ids/down.sql

@@ -1,20 +1,34 @@
+ALTER TABLE community
+    ALTER COLUMN actor_id SET NOT NULL;
 
-alter table community alter column actor_id set not null;
-alter table community alter column actor_id set default 'http://fake.com';
-alter table user_ alter column actor_id set not null;
-alter table user_ alter column actor_id set default 'http://fake.com';
+ALTER TABLE community
+    ALTER COLUMN actor_id SET DEFAULT 'http://fake.com';
 
-drop function generate_unique_changeme;
+ALTER TABLE user_
+    ALTER COLUMN actor_id SET NOT NULL;
 
-update community
-set actor_id = 'http://fake.com'
-where actor_id like 'changeme_%';
+ALTER TABLE user_
+    ALTER COLUMN actor_id SET DEFAULT 'http://fake.com';
 
-update user_
-set actor_id = 'http://fake.com'
-where actor_id like 'changeme_%';
+DROP FUNCTION generate_unique_changeme;
 
-drop index idx_user_lower_actor_id;
-create unique index idx_user_name_lower_actor_id on user_ (lower(name), lower(actor_id));
+UPDATE
+    community
+SET
+    actor_id = 'http://fake.com'
+WHERE
+    actor_id LIKE 'changeme_%';
+
+UPDATE
+    user_
+SET
+    actor_id = 'http://fake.com'
+WHERE
+    actor_id LIKE 'changeme_%';
+
+DROP INDEX idx_user_lower_actor_id;
+
+CREATE UNIQUE INDEX idx_user_name_lower_actor_id ON user_ (lower(name), lower(actor_id));
+
+DROP INDEX idx_community_lower_actor_id;
 
-drop index idx_community_lower_actor_id;

migrations/2020-07-18-234519_add_unique_community_user_actor_ids/up.sql

@@ -1,50 +1,78 @@
 -- Following this issue : https://github.com/LemmyNet/lemmy/issues/957
-
 -- Creating a unique changeme actor_id
-create or replace function generate_unique_changeme() 
-returns text language sql 
-as $$
-  select 'changeme_' || string_agg (substr('abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz0123456789', ceil (random() * 62)::integer, 1), '')
-  from generate_series(1, 20)
+CREATE OR REPLACE FUNCTION generate_unique_changeme ()
+    RETURNS text
+    LANGUAGE sql
+    AS $$
+    SELECT
+        'changeme_' || string_agg(substr('abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz0123456789', ceil(random() * 62)::integer, 1), '')
+    FROM
+        generate_series(1, 20)
 $$;
 
 -- Need to delete the possible community and user dupes for ones that don't start with the fake one
 -- A few test inserts, to make sure this removes later dupes
 -- insert into community (name, title, category_id, creator_id) values ('testcom', 'another testcom', 1, 2);
-delete from community a using (
-  select min(id) as id, actor_id
-    from community 
-    group by actor_id having count(*) > 1
-) b
-where a.actor_id = b.actor_id 
-and a.id <> b.id;
-
-delete from user_ a using (
-  select min(id) as id, actor_id
-    from user_ 
-    group by actor_id having count(*) > 1
-) b
-where a.actor_id = b.actor_id 
-and a.id <> b.id;
+DELETE FROM community a USING (
+    SELECT
+        min(id) AS id,
+        actor_id
+    FROM
+        community
+    GROUP BY
+        actor_id
+    HAVING
+        count(*) > 1) b
+WHERE
+    a.actor_id = b.actor_id
+    AND a.id <> b.id;
+
+DELETE FROM user_ a USING (
+    SELECT
+        min(id) AS id,
+        actor_id
+    FROM
+        user_
+    GROUP BY
+        actor_id
+    HAVING
+        count(*) > 1) b
+WHERE
+    a.actor_id = b.actor_id
+    AND a.id <> b.id;
 
 -- Replacing the current default on the columns, to the unique one
-update community 
-set actor_id = generate_unique_changeme()
-where actor_id = 'http://fake.com';
+UPDATE
+    community
+SET
+    actor_id = generate_unique_changeme ()
+WHERE
+    actor_id = 'http://fake.com';
 
-update user_ 
-set actor_id = generate_unique_changeme()
-where actor_id = 'http://fake.com';
+UPDATE
+    user_
+SET
+    actor_id = generate_unique_changeme ()
+WHERE
+    actor_id = 'http://fake.com';
 
 -- Add the unique indexes
-alter table community alter column actor_id set not null;
-alter table community alter column actor_id set default generate_unique_changeme();
+ALTER TABLE community
+    ALTER COLUMN actor_id SET NOT NULL;
+
+ALTER TABLE community
+    ALTER COLUMN actor_id SET DEFAULT generate_unique_changeme ();
 
-alter table user_ alter column actor_id set not null;
-alter table user_ alter column actor_id set default generate_unique_changeme();
+ALTER TABLE user_
+    ALTER COLUMN actor_id SET NOT NULL;
+
+ALTER TABLE user_
+    ALTER COLUMN actor_id SET DEFAULT generate_unique_changeme ();
 
 -- Add lowercase uniqueness too
-drop index idx_user_name_lower_actor_id;
-create unique index idx_user_lower_actor_id on user_ (lower(actor_id));
+DROP INDEX idx_user_name_lower_actor_id;
+
+CREATE UNIQUE INDEX idx_user_lower_actor_id ON user_ (lower(actor_id));
+
+CREATE UNIQUE INDEX idx_community_lower_actor_id ON community (lower(actor_id));
 
-create unique index idx_community_lower_actor_id on community (lower(actor_id));

migrations/2020-08-06-205355_update_community_post_count/down.sql

@@ -1,11 +1,14 @@
 -- Drop first
-drop view community_view;
-drop view community_aggregates_view;
-drop view community_fast_view;
-drop table community_aggregates_fast;
+DROP VIEW community_view;
 
-create view community_aggregates_view as
-select
+DROP VIEW community_aggregates_view;
+
+DROP VIEW community_fast_view;
+
+DROP TABLE community_aggregates_fast;
+
+CREATE VIEW community_aggregates_view AS
+SELECT
     c.id,
     c.name,
     c.title,
@@ -22,79 +25,96 @@ select
     c.actor_id,
     c.local,
     c.last_refreshed_at,
-    u.actor_id as creator_actor_id,
-    u.local as creator_local,
-    u.name as creator_name,
-    u.preferred_username as creator_preferred_username,
-    u.avatar as creator_avatar,
-    cat.name as category_name,
-    coalesce(cf.subs, 0) as number_of_subscribers,
-    coalesce(cd.posts, 0) as number_of_posts,
-    coalesce(cd.comments, 0) as number_of_comments,
-    hot_rank(cf.subs, c.published) as hot_rank
-from community c
-left join user_ u on c.creator_id = u.id
-left join category cat on c.category_id = cat.id
-left join (
-    select
-        p.community_id,
-        count(distinct p.id) as posts,
-        count(distinct ct.id) as comments
-    from post p
-    join comment ct on p.id = ct.post_id
-    group by p.community_id
-) cd on cd.community_id = c.id
-left join (
-    select
-        community_id,
-        count(*) as subs
-    from community_follower
-    group by community_id
-) cf on cf.community_id = c.id;
+    u.actor_id AS creator_actor_id,
+    u.local AS creator_local,
+    u.name AS creator_name,
+    u.preferred_username AS creator_preferred_username,
+    u.avatar AS creator_avatar,
+    cat.name AS category_name,
+    coalesce(cf.subs, 0) AS number_of_subscribers,
+    coalesce(cd.posts, 0) AS number_of_posts,
+    coalesce(cd.comments, 0) AS number_of_comments,
+    hot_rank (cf.subs, c.published) AS hot_rank
+FROM
+    community c
+    LEFT JOIN user_ u ON c.creator_id = u.id
+    LEFT JOIN category cat ON c.category_id = cat.id
+    LEFT JOIN (
+        SELECT
+            p.community_id,
+            count(DISTINCT p.id) AS posts,
+            count(DISTINCT ct.id) AS comments
+        FROM
+            post p
+            JOIN comment ct ON p.id = ct.post_id
+        GROUP BY
+            p.community_id) cd ON cd.community_id = c.id
+    LEFT JOIN (
+        SELECT
+            community_id,
+            count(*) AS subs
+        FROM
+            community_follower
+        GROUP BY
+            community_id) cf ON cf.community_id = c.id;
 
-create view community_view as
-select
+CREATE VIEW community_view AS
+SELECT
     cv.*,
-    us.user as user_id,
-    us.is_subbed::bool as subscribed
-from community_aggregates_view cv
-cross join lateral (
-	select
-		u.id as user,
-		coalesce(cf.community_id, 0) as is_subbed
-	from user_ u
-	left join community_follower cf on u.id = cf.user_id and cf.community_id = cv.id
-) as us
-
-union all
-
-select
+    us.user AS user_id,
+    us.is_subbed::bool AS subscribed
+FROM
+    community_aggregates_view cv
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user,
+            coalesce(cf.community_id, 0) AS is_subbed
+        FROM
+            user_ u
+            LEFT JOIN community_follower cf ON u.id = cf.user_id
+                AND cf.community_id = cv.id) AS us
+UNION ALL
+SELECT
     cv.*,
-    null as user_id,
-    null as subscribed
-from community_aggregates_view cv;
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    community_aggregates_view cv;
 
 -- The community fast table
+CREATE TABLE community_aggregates_fast AS
+SELECT
+    *
+FROM
+    community_aggregates_view;
 
-create table community_aggregates_fast as select * from community_aggregates_view;
-alter table community_aggregates_fast add primary key (id);
-
-create view community_fast_view as
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join (
-  select
-  ca.*
-  from community_aggregates_fast ca
-) ac
+ALTER TABLE community_aggregates_fast
+    ADD PRIMARY KEY (id);
 
-union all
+CREATE VIEW community_fast_view AS
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN (
+        SELECT
+            ca.*
+        FROM
+            community_aggregates_fast ca) ac
+UNION ALL
+SELECT
+    caf.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    community_aggregates_fast caf;
 
-select
-caf.*,
-null as user_id,
-null as subscribed
-from community_aggregates_fast caf;

migrations/2020-08-06-205355_update_community_post_count/up.sql

@@ -1,11 +1,14 @@
 -- Drop first
-drop view community_view;
-drop view community_aggregates_view;
-drop view community_fast_view;
-drop table community_aggregates_fast;
+DROP VIEW community_view;
 
-create view community_aggregates_view as
-select
+DROP VIEW community_aggregates_view;
+
+DROP VIEW community_fast_view;
+
+DROP TABLE community_aggregates_fast;
+
+CREATE VIEW community_aggregates_view AS
+SELECT
     c.id,
     c.name,
     c.title,
@@ -22,79 +25,96 @@ select
     c.actor_id,
     c.local,
     c.last_refreshed_at,
-    u.actor_id as creator_actor_id,
-    u.local as creator_local,
-    u.name as creator_name,
-    u.preferred_username as creator_preferred_username,
-    u.avatar as creator_avatar,
-    cat.name as category_name,
-    coalesce(cf.subs, 0) as number_of_subscribers,
-    coalesce(cd.posts, 0) as number_of_posts,
-    coalesce(cd.comments, 0) as number_of_comments,
-    hot_rank(cf.subs, c.published) as hot_rank
-from community c
-left join user_ u on c.creator_id = u.id
-left join category cat on c.category_id = cat.id
-left join (
-    select
-        p.community_id,
-        count(distinct p.id) as posts,
-        count(distinct ct.id) as comments
-    from post p
-    left join comment ct on p.id = ct.post_id
-    group by p.community_id
-) cd on cd.community_id = c.id
-left join (
-    select
-        community_id,
-        count(*) as subs
-    from community_follower
-    group by community_id
-) cf on cf.community_id = c.id;
+    u.actor_id AS creator_actor_id,
+    u.local AS creator_local,
+    u.name AS creator_name,
+    u.preferred_username AS creator_preferred_username,
+    u.avatar AS creator_avatar,
+    cat.name AS category_name,
+    coalesce(cf.subs, 0) AS number_of_subscribers,
+    coalesce(cd.posts, 0) AS number_of_posts,
+    coalesce(cd.comments, 0) AS number_of_comments,
+    hot_rank (cf.subs, c.published) AS hot_rank
+FROM
+    community c
+    LEFT JOIN user_ u ON c.creator_id = u.id
+    LEFT JOIN category cat ON c.category_id = cat.id
+    LEFT JOIN (
+        SELECT
+            p.community_id,
+            count(DISTINCT p.id) AS posts,
+            count(DISTINCT ct.id) AS comments
+        FROM
+            post p
+            LEFT JOIN comment ct ON p.id = ct.post_id
+        GROUP BY
+            p.community_id) cd ON cd.community_id = c.id
+    LEFT JOIN (
+        SELECT
+            community_id,
+            count(*) AS subs
+        FROM
+            community_follower
+        GROUP BY
+            community_id) cf ON cf.community_id = c.id;
 
-create view community_view as
-select
+CREATE VIEW community_view AS
+SELECT
     cv.*,
-    us.user as user_id,
-    us.is_subbed::bool as subscribed
-from community_aggregates_view cv
-cross join lateral (
-	select
-		u.id as user,
-		coalesce(cf.community_id, 0) as is_subbed
-	from user_ u
-	left join community_follower cf on u.id = cf.user_id and cf.community_id = cv.id
-) as us
-
-union all
-
-select
+    us.user AS user_id,
+    us.is_subbed::bool AS subscribed
+FROM
+    community_aggregates_view cv
+    CROSS JOIN LATERAL (
+        SELECT
+            u.id AS user,
+            coalesce(cf.community_id, 0) AS is_subbed
+        FROM
+            user_ u
+            LEFT JOIN community_follower cf ON u.id = cf.user_id
+                AND cf.community_id = cv.id) AS us
+UNION ALL
+SELECT
     cv.*,
-    null as user_id,
-    null as subscribed
-from community_aggregates_view cv;
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    community_aggregates_view cv;
 
 -- The community fast table
+CREATE TABLE community_aggregates_fast AS
+SELECT
+    *
+FROM
+    community_aggregates_view;
 
-create table community_aggregates_fast as select * from community_aggregates_view;
-alter table community_aggregates_fast add primary key (id);
-
-create view community_fast_view as
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join (
-  select
-  ca.*
-  from community_aggregates_fast ca
-) ac
+ALTER TABLE community_aggregates_fast
+    ADD PRIMARY KEY (id);
 
-union all
+CREATE VIEW community_fast_view AS
+SELECT
+    ac.*,
+    u.id AS user_id,
+    (
+        SELECT
+            cf.id::boolean
+        FROM
+            community_follower cf
+        WHERE
+            u.id = cf.user_id
+            AND ac.id = cf.community_id) AS subscribed
+FROM
+    user_ u
+    CROSS JOIN (
+        SELECT
+            ca.*
+        FROM
+            community_aggregates_fast ca) ac
+UNION ALL
+SELECT
+    caf.*,
+    NULL AS user_id,
+    NULL AS subscribed
+FROM
+    community_aggregates_fast caf;
 
-select
-caf.*,
-null as user_id,
-null as subscribed
-from community_aggregates_fast caf;

migrations/2020-08-25-132005_add_unique_ap_ids/down.sql

@@ -1,27 +1,55 @@
 -- Drop the uniques
-alter table private_message drop constraint idx_private_message_ap_id;
-alter table post drop constraint idx_post_ap_id;
-alter table comment drop constraint idx_comment_ap_id;
-alter table user_ drop constraint idx_user_actor_id;
-alter table community drop constraint idx_community_actor_id;
+ALTER TABLE private_message
+    DROP CONSTRAINT idx_private_message_ap_id;
 
-alter table private_message alter column ap_id set not null;
-alter table private_message alter column ap_id set default 'http://fake.com';
+ALTER TABLE post
+    DROP CONSTRAINT idx_post_ap_id;
 
-alter table post alter column ap_id set not null;
-alter table post alter column ap_id set default 'http://fake.com';
+ALTER TABLE comment
+    DROP CONSTRAINT idx_comment_ap_id;
 
-alter table comment alter column ap_id set not null;
-alter table comment alter column ap_id set default 'http://fake.com';
+ALTER TABLE user_
+    DROP CONSTRAINT idx_user_actor_id;
 
-update private_message
-set ap_id = 'http://fake.com'
-where ap_id like 'changeme_%';
+ALTER TABLE community
+    DROP CONSTRAINT idx_community_actor_id;
 
-update post
-set ap_id = 'http://fake.com'
-where ap_id like 'changeme_%';
+ALTER TABLE private_message
+    ALTER COLUMN ap_id SET NOT NULL;
+
+ALTER TABLE private_message
+    ALTER COLUMN ap_id SET DEFAULT 'http://fake.com';
+
+ALTER TABLE post
+    ALTER COLUMN ap_id SET NOT NULL;
+
+ALTER TABLE post
+    ALTER COLUMN ap_id SET DEFAULT 'http://fake.com';
+
+ALTER TABLE comment
+    ALTER COLUMN ap_id SET NOT NULL;
+
+ALTER TABLE comment
+    ALTER COLUMN ap_id SET DEFAULT 'http://fake.com';
+
+UPDATE
+    private_message
+SET
+    ap_id = 'http://fake.com'
+WHERE
+    ap_id LIKE 'changeme_%';
+
+UPDATE
+    post
+SET
+    ap_id = 'http://fake.com'
+WHERE
+    ap_id LIKE 'changeme_%';
+
+UPDATE
+    comment
+SET
+    ap_id = 'http://fake.com'
+WHERE
+    ap_id LIKE 'changeme_%';
 
-update comment
-set ap_id = 'http://fake.com'
-where ap_id like 'changeme_%';