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SQL code:
DECLARE @DATE DATETIME
SELECT @DATE='2009-1-1'
SELECT @DATE
--2009-01-01 00:00:00.000
SELECT CONVERT(VARCHAR(10),@DATE,120)
--2009-01-01


Select Convert(nvarchar(10),getdate(),120)

Èç¹ûÊÇ×Ö·û´®µÄ»°Ö±½ÓLEFT(@STR,8)

convert(char(8),col,20)



Select Convert(nvarchar(10),'2009-11-05 18:11:11.327',120)
/*

----------
2009-11-05

(1 ÐÐÊÜÓ°Ïì)*/

SQL code:
select *
from tb
where stuff((convert(10),datecol,120)),1,2,'')=ÄãµÄ²ÎÊý


right(convert(char(10),col,20),8)


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