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

-- 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;

-- Reload the 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;