select a.Name as 表名, b.Name as 列名, c.Name as 类型, b.max_length as 字节数, b.Precision as 整数位, b.Scale as 小数位 from Sys.tables a inner join Sys.columns b on a.object_id=b.object_id inner join sys.Types c on c.User_Type_ID=b.User_Type_ID
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如何才能在SQL查询器中使用语句查询出表的列名及数据类型（包括类型和长度）
原文：http://8577754.blog.51cto.com/8567754/1553205