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SQL code:
select * from ±íÃû where ʱ¼ä×Ö¶Î between ¿ªÊ¼Ê±¼ä and ½áÊøÊ±¼ä


where time>=¿ªÊ¼Ê±¼ä and time <=½áÊøÊ±¼ä

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declare @edate datetime
set @sdate = '2008-10-15 00:00:000'
set @edate = '2009-02-10 00:00:000'


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from
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where
    dateadd(dd,num,@sdate) <=@edate

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DATEPART ( datepart , date )

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datepart

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DateTime startTime=DateTime(em_1.Text)
DateTime endTime=DateTime(em_2.Text)

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DateTime endTime=DateTime(em_2.Text)

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