您可能会收到此错误:
ERROR 1093 (HY000): You can't specify target table 'table_1' for update in FROM clause.
您应该能够使用MysqL的多表DELETE
语法来做到这一点:
DELETE table_1.*
FROM table_1,
table_2,
table_3
WHERE table_1.id = table_2.table_1_id
AND table_2.id = table_3.table_2_id
AND table_3.id = 5
上面的查询应该可以工作,但是作为一般规则,我建议使用ANSI JOIN语法代替:
DELETE table_1.*
FROM table_1
INNER JOIN table_2 on table_2.table_1_id = table_1.id
INNER JOIN table_3 on table_3.table_2_id = table_2.id
WHERE table_3.id = 5