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Create ddl
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62
sheets/_db2/ddl
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62
sheets/_db2/ddl
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--Create a schema
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CREATE SCHEMA myschema
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--Create a table in a specific tablespace
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CREATE TABLE mytable1 (mycol1 SMALLINT NOT NULL, mycol2 VARCHAR(16)) IN ts1 INDEX IN ts2
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CREATE TABLE myschema.othertable (mycol1 SMALLINT)
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--Create a table like another one
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CREATE TABLE mytable2 LIKE mytable1 IN ts1 INDEX IN ts2
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--Comment on table and column
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COMMENT ON TABLE mytable1 IS 'This is the comment of the table'
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COMMENT ON COLUMN mytable1.mycol1 IS 'Description of the field'
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--Declare a temporary table
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DECALRE GLOBAL TEMPORARY TABLE mytemptab1 (col1 SMALLINT, col2 TIMESTAMP, col3 VARCHAR(50))
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--Create a global temporary tablespace
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CREATE GLOBAL TEMPORARY TABLE tmptable (col1 INTEGER)
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--Create an index
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CREATE INDEX myidx ON mytable1 (mycol1)
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--Create a primary key constraint
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ALTER TABLE mytable1 ADD CONSTRAINT pkmytable PRIMARY KEY (mycol1)
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--Create a foreign key
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ALTER TABLE mytable2 ADD CONSTRAINT fkmytable FOREIGN KEY (mycol1) REFERENCES mytable1 (mycol1)
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--Create a check constraint
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ALTER TABLE mytable1 ADD CONSTRAINT chk CHECK (mycol2 in ('a', 'b', 'c', 'd', 'e', 'f', 'g'))
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--Enforce a constraint
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ALTER TABLE mytable2 ALTER FOREIGN KEY fkmytable ENFORCED
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ALTER TABLE mytable1 ALTER CHECK chk ENFORCED
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--Not enforce a constraint
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ALTER TABLE mytable2 ALTER FOREIGN KEY fkmytable NOT ENFORCED
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--Drop a table
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DROP TABLE mytable
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--Rename a table
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RENAME TABLE mytable2 AS myothertable
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--Truncate a table
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TRUNCATE TABLE mytable1 IMMEDIATE
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--Create a sequence
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CREATE SEQUENCE myseq AS INTEGER
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--Restart sequence
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ALTER SEQUENCE myseq RESTART WITH 15
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--Crete a stored procedure
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CREATE OR REPLACE PROCEDURE myproc (IN val SMALLINT, OUT ret VARCHAR(16)) SPECIFIC myproc1 BEGIN SET ret = (SELECT mycol2 FROM mytable1 WHERE mycol1 = val); END @
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--Create a trigger
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CREATE TRIGGER copy_value AFTER INSERT ON mytable1 REFERENCING NEW AS N FOR EACH ROW INSERT INTO mytable2 VALUES (N.mycol1, N.mycol2)
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--Create a view
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CREATE VIEW VW1 AS SELECT mycol2 FROM mytable1
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