报错:SQL Error(1093):you can't specify target table "news" for uddate in from clause
追答delete from table where id not in
(select id from (select min(id) as id from table group by title) as a)
php 用的mysql数据库啊 报错:SQL Error(1111):Invalid use of group function
本回答被网友采纳新手一个,简单的还会,一复杂就乱了,上网找了好些,但都不顶用