sql 返回 第几周
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | --孕妇预产期 周数 /****** 对象: UserDefinedFunction [dbo].[f_crm_getedcweek] 脚本日期: 07/27/2020 17:24:52 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ALTER FUNCTION [dbo].[f_crm_getedcweek](@edc datetime) RETURNS int AS BEGIN declare @edcweek int ,@today datetime,@ledc datetime set @edcweek = 0 set @today = convert ( char (10),getdate(),126) if @edc >= @today begin set @ledc = @edc - 280; set @edcweek = abs (datediff( day ,@today,@ledc) / 7); end RETURN @edcweek END <br><br><br><br> |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | ----返回星期名字 ALTER FUNCTION [dbo].[f_pre_getweekname](@ date datetime,@weekname varchar (10) = '' ,@flag int = 0) RETURNS varchar (10) AS BEGIN declare @weekid int declare @myweekname varchar (10) if @flag = 0 begin set @weekid = DATEPART(w,@ date ); if @weekid = 7 set @myweekname = '星期六' else if @weekid = 1 set @myweekname = '星期天' else if @weekid = 2 set @myweekname = '星期一' else if @weekid = 3 set @myweekname = '星期二' else if @weekid = 4 set @myweekname = '星期三' else if @weekid = 5 set @myweekname = '星期四' else if @weekid = 6 set @myweekname = '星期五' end else if @flag = 1 begin if @weekname = '星期六' set @weekid = 7 else if @weekname = '星期天' set @weekid = 1 else if @weekname = '星期一' set @weekid = 2 else if @weekname = '星期二' set @weekid = 3 else if @weekname = '星期三' set @weekid = 4 else if @weekname = '星期四' set @weekid = 5 else if @weekname = '星期五' set @weekid = 6 end if @flag = 1 set @myweekname = cast (@weekid as varchar (10)) return @myweekname END |
好不容易活着
分类:
数据库
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