DELETE和DELETE FROM有什么区别

本文转载自查看原文 2015-10-27 09:46 2442

你如果只针对表进行删除,则一样.

但是如果需要联合其他表,则需要使用from
例如
delete tb1 from tb1 m where id in (select id from tb2)

我的习惯是一般都按标准方式来,不省略from之类的东西,写全了肯定不会出错,也不用关心那些区别,工作量也不至于因为多写几个单词增加多少.

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