enter------------------------------intvalue--------out----------------intvalue2014-02-05 08:56:51.230 -- 1----2014-02-05 08:57:05.990--- 22014-02-05 08:56:49.320--- 1---- 2014-02-05 08:57:03.490--- 22014-02-05 08:56:45.097--- 1---- 2014-02-05 08:56:57.840--- 22014-02-05 08:56:42.640--- 1---- 2014-02-05 08:56:55.727--- 22014-02-05 08:56:42.640--- 1---- 2014-02-05 11:37:46.493--- 22014-02-05 09:19:18.167--- 1---- 2014-02-05 08:56:55.727--- 22014-02-05 09:19:18.167--- 1---- 2014-02-05 11:37:46.493--- 22014-02-05 08:56:47.163--- 1---- 2014-02-05 08:57:00.737--- 2please help when intvalue value change between 1-2 new row insertedand out time or enter time repeated with above timei need when changed intvalue enter or out time must be null here is my querySELECT yuyi.[timestamp] enter,yuyi.[intvalue],yuyi.[carrierid],yuyi.[lastname],azx.[timestamp] out,azx.[intvalue],azx.[carrierid],azx.[lastname]FROM [aeosdb].[dbo].[view_eventlog_online] as yuyi join dbo.view_eventlog_online as azx on yuyi.carrierid=azx.carrierid where azx.eventtype=5 and yuyi.eventtype=5 and yuyi.intvalue=1 and azx.intvalue=2 and(azx.timestamp>=CAST( GETDATE()as date)) and (yuyi.timestamp>=CAST( GETDATE()as date)) order by azx.carrierid,yuyi.carrierid
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