2011年11月4日
sql去掉重复数据
摘要： select top 10 Id,proName,ProPrice from yxs_orderproduct where proname in(select proname from yxs_orderproduct group by proname having count(proname)=1) order by (proPrice*ProNum) desc 阅读全文
posted @ 2011-11-04 10:02 That's me 阅读(170) 评论(0) 推荐(0) 编辑