How to format dates in SQL Server (GO)

Source: Internet
Author: User

Original address: http://blog.sina.com.cn/s/blog_95cfa64601018obo.html

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/yyyy SELECT convert ( varchar , getdate(), 104) -- dd.mm.yyyy SELECT convert ( varchar , getdate(), 105) -- dd-mm-yyyy SELECT convert ( varchar , getdate(), 106) -- dd mon yyyy SELECT convert ( varchar , getdate(), 107) -- mon dd, yyyy SELECT convert ( varchar , getdate(), 108) -- hh:mm:ss SELECT 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-yyyy SELECT convert ( varchar , getdate(), 111) -- yyyy/mm/dd SELECT convert ( varchar , getdate(), 112) -- yyyymmdd SELECT 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.mmm SELECT 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 dd SELECT convert ( varchar (7), getdate(), 126) -- yyyy-mm SELECT right ( convert ( varchar , getdate(), 106), 8) -- mon yyyy go --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 = @FormatMask IF (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 @StringDate END 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

How to format dates in SQL Server (GO)

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