摘要: select d.content,count(s.status) from MesmachineStatus s , Mesmachinestatusdetail d where s.status=d.status group by s.status 正确地 SELECT d.content,cou 阅读全文
posted @ 2017-02-13 15:01 baby孔祥超 阅读(2347) 评论(0) 推荐(1) 编辑