摘要: updatewset w.TagCount=x.TagCountfrom (select ItemID,COUNT(*) as TagCount from r where IsValid=1 group by ItemID) as xwhere ID =4 and IsValid=1 and w.I... 阅读全文
posted @ 2014-02-27 14:00 xiaofoyuan 阅读(743) 评论(0) 推荐(0) 编辑