摘要: http://www.jb51.net/article/34820.htm \ 1、查找表中多余的重复记录,重复记录是根据单个字段(peopleId)来判断 复制代码 代码如下: select * from peoplewhere peopleId in (select peopleId from 阅读全文
posted @ 2017-11-10 16:09 LuoCore 阅读(288) 评论(0) 推荐(0)
摘要: select rtrim(姓)+ rtrim(名) as 姓名 from tb 阅读全文
posted @ 2017-11-10 09:48 LuoCore 阅读(348) 评论(0) 推荐(0)