set statistics profile on
set statistics io on
set statistics time on
go
<这里写上你的语句...>
go
set statistics profile off
set statistics io off
set statistics time off
set statistics io on
set statistics time on
go
<这里写上你的语句...>
go
set statistics profile off
set statistics io off
set statistics time off
本文介绍了一种通过使用SQL Server的内置命令来诊断和优化查询性能的方法。具体操作包括开启和关闭统计配置文件、I/O统计及运行时间统计等功能,帮助开发者深入理解SQL查询的执行过程。
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