SQL中常用的日期转化

Select CONVERT(varchar(10), GETDATE(), 120): 2008-12-25

Select CONVERT(varchar(100), GETDATE(), 0): 05 16 2006 10:57AM

Select CONVERT(varchar(100), GETDATE(), 1): 05/16/06

Select CONVERT(varchar(100), GETDATE(), 2): 06.05.16

Select CONVERT(varchar(100), GETDATE(), 3): 16/05/06

Select CONVERT(varchar(100), GETDATE(), 4): 16.05.06

Select CONVERT(varchar(100), GETDATE(), 5): 16-05-06

Select CONVERT(varchar(100), GETDATE(), 6): 16 05 06

Select CONVERT(varchar(100), GETDATE(), 7): 05 16, 06

Select CONVERT(varchar(100), GETDATE(), 8): 10:57:46

Select CONVERT(varchar(100), GETDATE(), 9): 05 16 2006 10:57:46:827AM

Select CONVERT(varchar(100), GETDATE(), 10): 05-16-06

Select CONVERT(varchar(100), GETDATE(), 11): 06/05/16

Select CONVERT(varchar(100), GETDATE(), 12): 060516

Select CONVERT(varchar(100), GETDATE(), 13): 16 05 2006 10:57:46:937

Select CONVERT(varchar(100), GETDATE(), 14): 10:57:46:967

Select CONVERT(varchar(100), GETDATE(), 20): 2006-05-16 10:57:47

Select CONVERT(varchar(100), GETDATE(), 21): 2006-05-16 10:57:47.157

Select CONVERT(varchar(100), GETDATE(), 22): 05/16/06 10:57:47 AM

Select CONVERT(varchar(100), GETDATE(), 23): 2006-05-16

Select CONVERT(varchar(100), GETDATE(), 24): 10:57:47

Select CONVERT(varchar(100), GETDATE(), 25): 2006-05-16 10:57:47.250

Select CONVERT(varchar(100), GETDATE(), 100): 05 16 2006 10:57AM

Select CONVERT(varchar(100), GETDATE(), 101): 05/16/2006

Select CONVERT(varchar(100), GETDATE(), 102): 2006.05.16

Select CONVERT(varchar(100), GETDATE(), 103): 16/05/2006

Select CONVERT(varchar(100), GETDATE(), 104): 16.05.2006

Select CONVERT(varchar(100), GETDATE(), 105): 16-05-2006

Select CONVERT(varchar(100), GETDATE(), 106): 16 05 2006

Select CONVERT(varchar(100), GETDATE(), 107): 05 16, 2006

Select CONVERT(varchar(100), GETDATE(), 108): 10:57:49

Select CONVERT(varchar(100), GETDATE(), 109): 05 16 2006 10:57:49:437AM

Select CONVERT(varchar(100), GETDATE(), 110): 05-16-2006

Select CONVERT(varchar(100), GETDATE(), 111): 2006/05/16

Select CONVERT(varchar(100), GETDATE(), 112): 20060516

Select CONVERT(varchar(100), GETDATE(), 113): 16 05 2006 10:57:49:513

Select CONVERT(varchar(100), GETDATE(), 114): 10:57:49:547

Select CONVERT(varchar(100), GETDATE(), 120): 2006-05-16 10:57:49

Select CONVERT(varchar(100), GETDATE(), 121): 2006-05-16 10:57:49.700

Select CONVERT(varchar(100), GETDATE(), 126): 2006-05-16T10:57:49.827

Select CONVERT(varchar(100), GETDATE(), 130): 18 ???? ?????? 1427 10:57:49:907AM

Select CONVERT(varchar(100), GETDATE(), 131): 18/04/1427 10:57:49:920AM



//将数字月份转化为汉字月份

select getdate() as 日期,case month(getdate())

when 11 then '十一'

when 12 then '十二'

else substring('一二三四五六七八九十', month(getdate()),1) //将每个月单独截取出来

end+'月' as 月份



//将一串数字转化为日期格式

例如:20090210170328转换成2009-02-10 17:03:28

create function ConvertDate(@STR nvarchar(255))

returns datetime

begin

declare @DTSTR nvarchar(255)

set @DTSTR = left(@STR,4)+'-'+SUBSTRING (@STR,5 ,2)+'-'+SUBSTRING (@STR,7,2)+' '

+SUBSTRING (@STR,9,2)+':'+SUBSTRING (@STR,11,2)+':'+right(@STR,2)

return cast(@DTSTR as datetime)

end



--20090210170328转换成2009-02-10 17:03:28

declare @str varchar(14)

set @str='20080210182031'

select cast(left(@str,8) as datetime)+stuff(stuff(right(@str,6),3,0,':'),6,0,':')



//循环一个月，获取某个月的天数

DECLARE @i INT

SET @i = 1

DECLARE @T TABLE(DatNo NVARCHAR(20))

DECLARE @D INT

SET @D = DATEDIFF(DAY,'2008-12-12',DATEADD(m,1,'2008-12-12'))

WHILE @i <= @D

BEGIN

INSERT INTO @T VALUES(@i)

SET @i = @i + 1

END

SELECT * FROM @T