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我想使用phpmyadmin/mysql控制台创建函数。没有任何运气。我收到语法错误的信息。MySQL CReate函数语法错误
有人可以看看这个功能吗?
CREATE FUNCTION fnCategoryList
(
@NewsID INT
)
RETURNS VARCHAR(1000)
AS
BEGIN
DECLARE @CategoryList VARCHAR(1000)
SET @CategoryList = ''
SELECT @CategoryList = COALESCE(@CategoryList + ',','') + C.[Name]
FROM news_categories AS NC
INNER JOIN categories AS C
ON NC.CategoryID = C.ID
WHERE NC.NewsID = @NewsID
RETURN @CategoryList
END
这就是TSQL/SQL Server语法... – 2010-11-19 02:59:21
对于什么版本的MySQL? – 2010-11-19 03:38:12
对于MySQL 5.1.4 – 2010-11-19 11:48:16