udf_WeekDayName 复制代码 代码如下: CREATE FUNCTION [dbo].[udf_WeekDayName] ( ) RETURNS @WeekDayName TABLE([Id] INT,[WeekDayName] NVARCHAR(15)) AS BEGIN INSERT INTO @WeekDayName ([Id],[WeekDayName]) VALUES (0,'Saturday'),(1,'Sunday')
udf_WeekDayName 复制代码 代码如下: CREATE FUNCTION [dbo].[udf_WeekDayName] ( ) RETURNS @WeekDayName TABLE([Id] INT,[WeekDayName] NVARCHAR(15)) AS BEGIN INSERT INTO @WeekDayName ([Id],[WeekDayName]) VALUES (0,'Saturday'),(1,'Sunday'),(2,'Monday'),(3,'Tuesday'),(4,'Wednesday'),(5,'Thursday'),(6,'Friday') RETURN END udf_WeekDayNameOfDate 复制代码 代码如下: CREATE FUNCTION [dbo].[udf_WeekDayNameOfDate] ( @Date DATETIME ) RETURNS NVARCHAR(10) BEGIN RETURN CASE (DATEPART(dw, @Date) + @@DATEFIRST) % 7 WHEN 0 THEN 'Saturday' WHEN 1 THEN 'Sunday' WHEN 2 THEN 'Monday' WHEN 3 THEN 'Tuesday' WHEN 4 THEN 'Wednesday' WHEN 5 THEN 'Thursday' WHEN 6 THEN 'Friday' END END
