查看SQL语句在SQL Server上的执行时间
set statistics profile on
set statistics io on
set statistics time on
go
--begin <这里写上你的语句...>
select * from ......
--end <这里写上你的语句...>
set statistics profile off
set statistics io off
set statistics time OFF
go
--执行后查看【消息】,有很清楚的执行情况。