1. SELECT convert(varchar, getdate(), 100) -- mon dd yyyy hh:mmAM (or PM)
-- Oct 2 2008 11:01AM
SELECT convert(varchar, getdate(), 101) -- mm/dd/yyyy - 10/02/2008 SELECT convert(varchar, getdate(), 102) -- yyyy.mm.dd -- 2008.10.02 SELECT convert(varchar, getdate(), 103) -- dd/mm/yyyySELECT convert(varchar, getdate(), 104) -- dd.mm.yyyySELECT convert(varchar, getdate(), 105) -- dd-mm-yyyySELECT convert(varchar, getdate(), 106) -- dd mon yyyySELECT convert(varchar, getdate(), 107) -- mon dd, yyyySELECT convert(varchar, getdate(), 108) -- hh:mm:ssSELECT convert(varchar, getdate(), 109) -- mon dd yyyy hh:mm:ss:mmmAM (or PM)-- Oct 2 2008 11:02:44:013AM
SELECT convert(varchar, getdate(), 110) -- mm-dd-yyyySELECT convert(varchar, getdate(), 111) -- yyyy/mm/ddSELECT convert(varchar, getdate(), 112) -- yyyymmddSELECT convert(varchar, getdate(), 113) -- dd mon yyyy hh:mm:ss:mmm-- 02 Oct 2008 11:02:07:577
SELECT convert(varchar, getdate(), 114) -- hh:mm:ss:mmm(24h)SELECT convert(varchar, getdate(), 120) -- yyyy-mm-dd hh:mm:ss(24h)SELECT convert(varchar, getdate(), 121) -- yyyy-mm-dd hh:mm:ss.mmmSELECT convert(varchar, getdate(), 126) -- yyyy-mm-ddThh:mm:ss.mmm-- 2008-10-02T10:52:47.513
-- 利用字符串函数创建不同的日期格式
SELECT replace(convert(varchar, getdate(), 111), ‘/‘, ‘ ‘) -- yyyy mm ddSELECT convert(varchar(7), getdate(), 126) -- yyyy-mmSELECT right(convert(varchar, getdate(), 106), 8) -- mon yyyygo
--通用的日期转换函数CREATE FUNCTION dbo.fnFormatDate (@Datetime DATETIME, @FormatMask VARCHAR(32))RETURNS VARCHAR(32)AS
BEGIN
DECLARE @StringDate VARCHAR(32)SET @StringDate = @FormatMaskIF (CHARINDEX (
‘YYYY‘
,@StringDate) > 0)
SET @StringDate = REPLACE(@StringDate, ‘YYYY‘,DATENAME(YY, @Datetime))IF (CHARINDEX (
‘YY‘
,@StringDate) > 0)
SET @StringDate = REPLACE(@StringDate, ‘YY‘,RIGHT(DATENAME(YY, @Datetime),2))IF (CHARINDEX (
‘Month‘
,@StringDate) > 0)
SET @StringDate = REPLACE(@StringDate, ‘Month‘,DATENAME(MM, @Datetime))IF (CHARINDEX (
‘MON‘
,@StringDate COLLATE SQL_Latin1_General_CP1_CS_AS)>0)SET @StringDate = REPLACE(@StringDate, ‘MON‘,LEFT(UPPER(DATENAME(MM, @Datetime)),3))IF (CHARINDEX (
‘Mon‘
,@StringDate) > 0)
SET @StringDate = REPLACE(@StringDate, ‘Mon‘,LEFT(DATENAME(MM, @Datetime),3))IF (CHARINDEX (
‘MM‘
,@StringDate) > 0)
SET @StringDate = REPLACE(@StringDate, ‘MM‘,RIGHT(‘0‘+CONVERT(VARCHAR,DATEPART(MM, @Datetime)),2))IF (CHARINDEX (
‘M‘
,@StringDate) > 0)
SET @StringDate = REPLACE(@StringDate, ‘M‘,CONVERT(VARCHAR,DATEPART(MM, @Datetime)))IF (CHARINDEX (
‘DD‘
,@StringDate) > 0)
SET @StringDate = REPLACE(@StringDate, ‘DD‘,right(‘0‘+DATENAME(DD, @Datetime),2))IF (CHARINDEX (
‘D‘
,@StringDate) > 0)
SET @StringDate = REPLACE(@StringDate, ‘D‘,DATENAME(DD, @Datetime)) RETURN @StringDateEND
GO
2.通过dateadd函数来制定时间间隔
select dateadd(year,-1,convert(varchar, getdate(), 101))前一年,后一年反之
select dateadd(month,-1,convert(varchar, getdate(), 101))前一月,后一月反之
原文:http://www.cnblogs.com/lsysunbow/p/5669052.html
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