判断数字是否为奇数或偶数

判断数字是否为奇数或偶数，可以参考下面2个自定义函数：

奇数：

 

 
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
-- =============================================
-- Author:      Insus.NET
-- Blog:        https://insus.cnblogs.com
-- Create date: 2019-06-02
-- Update date: 2019-06-02
-- Description: 是否为奇数
-- =============================================
 CREATE FUNCTION [dbo].[svf_IsOdd]
 (
    @number INT
 )
 RETURNS BIT
 AS
 BEGIN    
    RETURN CASE WHEN @number % 2 <> 0 THEN 1 ELSE 0 END
 END
 GO

Source Code