TRUNCATE `Others`; TRUNCATE `A`; TRUNCATE `B`; TRUNCATE `C`; TRUNCATE `D`; TRUNCATE `E`; TRUNCATE `F`; INSERT INTO Others VALUES(1, 8888888, 0, 'Oui'); INSERT INTO Others VALUES(2, 9999999999, 1, 'Non'); INSERT INTO F VALUES('f', 'fff'); INSERT INTO E VALUES('e', 'eee'); INSERT INTO D VALUES('d', 'ddd'); INSERT INTO C VALUES('c', 'ccc'); INSERT INTO B VALUES('b', 'c', null, 'bbb'); INSERT INTO A VALUES('a', 'b', 'e', null, 'aaa');