摘要：
连接多表，批量 delete一般语法： delete from 表A where ...批量删除语法 ： delete 表A from 表A inner join 表B on ... where ...delete tbUser ---易错点from tbUser inner join tbGroup_Member on tbUser.user_id =tbGroup_Member.user_idwhere tbGroup_Member.user_id='1001'连接多表，批量 update 一般语法 ： update 表A set A1=0,A2=1 where ...批量 阅读全文
