清除缓存，计算Sql Server查询效率
摘要：
--优化之前 DBCC FREEPROCCACHE DBCC DROPCLEANBUFFERS SET STATISTICS IO ON select Dtime,Value from dbo.his20140825 WHERE Dtime>='' AND Dtime<='' AND MgrObjI 阅读全文
posted @ 2017-01-02 16:07 Davidhuang 阅读(395) 评论(0) 推荐(0) 编辑
