老高的技术博客 - mysql的多表删除 的评论
type: channel
link: https://blog.phpgao.com/mysql_multitable_deletion.html
description: mysql默认是禁用多表删除语句的，之前的做法都是先把条件缓存，然后逐条执行delete from a where a.xxx in (123123,123123);delete from b ...