SQL分割字符串函数

CREATE FUNCTION [dbo].[fun_splitstr](@str VARCHAR(MAX))
RETURNS @temp TABLE(id INT)
AS
BEGIN
    DECLARE @ch AS VARCHAR(100)
    SET @str+=‘,‘
    WHILE(@str<>‘‘)
    BEGIN
        SET @ch = LEFT(@str,CHARINDEX(‘,‘,@str,1)-1)
        IF @ch>0
        INSERT @temp VALUES(@ch)
        SET @str=STUFF(@str,1,CHARINDEX(‘,‘,@str,1),‘‘)
    END
    RETURN
END