查找、删除多个字段相同的记录

--查找姓名、性别、年龄、地址、电话相同的员工记录。select count(id) as id_count, name, sex, birthday, address, telfrom staffgroup by name, ...
posted @ 2014-04-30 11:44  深圳大漠  阅读(361)  评论(0编辑  收藏  举报