sql 计算时间差得到时分秒。

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declare @starttime as datetime
declare @endtime as datetime
set @starttime = '2009-11-21 00:00:00' 
set @endtime = '2009-11-24 15:12:24'select right('00'+ cast(cast(datediff(ss ,@starttime,@endtime) / 3600 as int) as varchar),2) + ':' + 
       right('00'+ cast(cast(datediff(ss ,@starttime,@endtime) % 3600 / 60 as int) as varchar),2) + ':' + 
       right('00'+ cast(cast(datediff(ss ,@starttime,@endtime) % 60 as int) as varchar),2) as 时间差
时间差
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87:12:24(1 行受影响)