ALTER TABLE {
ADD [COLUMN] []|
DROP [COLUMN] [{CASCADE | RESRICT}] |
ALTER [COLUMN] SET DEFAULT |
ALTER [COLUMN] DROP DEFAULT |
ADD CONSTRAINT creditoMax CHECK (crediti ≤ 12); |
DROP CONSTRAINT [{CASCADE | RESRICT}] }
INSERT INTO [ () ]
VALUES
DELETE FROM [ WHERE ]
UPDATE
SET = { | }
WHERE
REFERENCES []
[{ON DELTE | ON UPDATE}
{ NO ACTION | CASCADE | SET NULL | SET DEFAULT}]
FOREIGN KEY ( )
REFERENCES ()
[{ON DELTE | ON UPDATE}
{ NO ACTION | CASCADE | SET NULL | SET DEFAULT}...