12 2010 档案

Winform学习笔记
摘要：获取DataGridView的选定行的第一列的Value 阅读全文
posted @ 2010-12-15 15:01 大佬辉 阅读(119) 评论(0) 推荐(0) 编辑
SQL重复记录查询
摘要：[代码]select * from debt where Studentnumber in(select Studentnumber from debt group by Studentnumber having COUNT(Studentnumber) >1)select * from debt where Studentnumber in(select Studentnumber fro... 阅读全文
posted @ 2010-12-01 10:39 大佬辉 阅读(236) 评论(0) 推荐(0) 编辑