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sql数字转换string字符型

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2016-06-07 17:49:001901browse

由于sql中没有像vb一样的cstr或php中的string来强制转换，我们自定了一个函数。

 代码如下 复制代码

CREATE FUNCTION [dbo].[Cstr]
(
    @Value SQL_VARIANT
 )
RETURNS NVARCHAR(MAX)
AS
BEGIN
    RETURN ISNULL(CAST(@Value AS NVARCHAR(MAX)), '')
END
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