测试sql语句执行速度
DBCC DROPCLEANBUFFERS --清除缓冲区DBCC FREEPROCCACHE --删除计划高速缓存中的元素SET STATISTICS io ONSET STATISTICS time ON Go ---你要测试的sql语句SELECT a.RecTime,a.PID,a.TagID,b.TagName,a.PV,c.Company...
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![[Functions]D. Liang 5.24 Displaying date and time.cDescriptionInputOutputSample InputSample Output](/uploads/reation/bcimg1.png)
[Functions]D. Liang 5.24 Displaying date and time.cDescriptionInputOutputSample InputSample Output
DescriptionWrite a program to reads an integer n, which means the total seconds since midnight Jan 1,1970(eg., 1103203148 seconds).Display the date and time at that second.InputAn integer n (long)...
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