04 2014 档案

mySql in 语句查询优化
摘要：有这么一条sqlUPDATE product set BuyerCount =BuyerCount+1 where ProductId in( SELECT ProductId from orderproductdetail where OrderId=2014042514163700856 )... 阅读全文
posted @ 2014-04-25 16:36 usday 阅读(724) 评论(0) 推荐(0) 编辑