sealine

摘要： CAST()函数的参数类型变化，为中文返回两种不同的编码：SELECT CAST('汉字' AS VARBINARY) AS [GB2312];--相当于 CAST(CAST(N'汉字' AS VARCHAR(4)) AS VARBINARY)SELECT CAST(N'汉字' AS VARBINA... 阅读全文