原文:SQL Server查看Sql语句执行的耗时和IO消耗 在做系统过程中,经常需要针对某些场景进行性能优化,那么如何判定性能优化的效果呢?肯定需要知道优化之前Sql语句的耗时和优化之后Sql语句的耗时, 在SQL Server中,可以通过如下两种方式来方便的知晓Sql语句执行的耗时以及IO消耗 1.使用T-Sql语句 SET STATISTICS IO ON; SET STATISTICS TIME ON; --要执行的Sql SET STATISTICS IO OFF; SET STATI…
1.查看SQL语句IO消耗 set statistics io on select * from dbo.jx_order where order_time>'2011-04-12 12:49:57.580' set statistics io off 2.查看SQL语句时间消耗 set statistics time on select * from dbo.jx_order where order_time>'2011-04-12 12:49:57.580' set…
[方法一] set statistics profile on set statistics io on set statistics time on go --sql语句 go set statistics profile off set statistics io off set statistics time off [方法二] declare @starttime datetime set @starttime=getdate() begin --sql语句 end select dat…