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/* ¶¨Ò忪ʼÈÕÆÚºÍ½áÊøÈÕÆÚ*/
declare @date_a datetime,@date_b datetime
set @date_a='2009-2-10'
set @date_b='2009-2-12'
/* ÔÚÈÕÆÚdate_a(°üº¬) ºÍdate_b(²»°üº¬) Ö®¼ä*/
select * from ut_article where createtime between @date_a and @date_b
/* ÔÚÈÕÆÚdate_a(²»°üº¬) ºÍdate_b(°üº¬) Ö®¼ä*/
select * from ut_article where datediff(d,@date_a,createtime)>0 and datediff(d,@date_b,createtime)<=0
/* ÔÚÈÕÆÚdate_a(²»°üº¬) ºÍdate_b(²»°üº¬) Ö®¼ä*/
select * from ut_article where datediff(d,@date_a,createtime)>0 and datediff(d,@date_b,createtime)<0
/* ÔÚÈÕÆÚdate_a(°üº¬) ºÍdate_b(°üº¬) Ö®¼ä*/
select * from ut_article where datediff(d,@date_a,createtime)>=0 and datediff(d,@date_b,createtime)<=0
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id name
00 Ãû×ÖA
01 Ãû×ÖB
02 Ãû×ÖC
03 Ãû×ÖD
04 Ãû×ÖE
tmpB:
id class
02 °à¼¶A
06 & ......
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eg £º2008-3-31 10:34 --> 2008-3-31
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select substring('2008-3-31 10:34',0,charindex(' ','2008-3-31 10:34'))
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Select
CONVERT(varchar, getdate(), 1),--mm/dd/yy
CONVERT(varchar, getdate(), 2),--yy.mm.dd
CONVERT(varchar, getdate() ......