COMMIT;
ALTER TABLE ADD COLUMN NOT NULL;
ALTER TABLE ALTER COLUMN TYPE ;
ALTER TABLE ALTER COLUMN DROP NOT NULL;
ALTER TABLE ALTER COLUMN SET NOT NULL;
ALTER TABLE SET DEFAULT ;
COMMENT ON COLUMN . IS '';
ALTER TABLE
ADD CONSTRAINT
PRIMARY KEY (
,
);
ALTER TABLE DROP PRIMARY KEY;
"
CREATE OR REPLACE VIEW
(
,
)
AS
"
CREATE TABLE
(
NOT NULL
DEFAULT
,
);
ALTER TABLE
ADD CONSTRAINT PRIMARY KEY
(
,
);
UNIQUE
CREATE INDEX
ON ();