[SQL] pobierz, plaintext 
CREATE TABLE test1(
id int PRIMARY KEY,
val varchar(2));
 
INSERT INTO test1 VALUES(1,'a');
INSERT INTO test1 VALUES(2,'b');
INSERT INTO test1 VALUES(3,'c');
 
 
CREATE TABLE test2(
idek int PRIMARY KEY,
id int,
val varchar(2),
FOREIGN KEY (id) REFERENCES test1(id) ON DELETE CASCADE ON UPDATE CASCADE);
 
INSERT INTO test2 VALUES(1,1,'a');
INSERT INTO test2 VALUES(2,2,'b');
 
DELETE FROM test1 WHERE id=1
[SQL] pobierz, plaintext