SELECT CASE WHEN a.colorder = 1 THEN d .name ELSE '' END AS 表名

, CASE WHEN a.colorder = 1 THEN isnull(f.value, '') ELSE '' END AS 表说明

, a.colorder AS 字段序号

, a.name AS 字段名

, CASE WHEN COLUMNPROPERTY(a.id, a.name, 'IsIdentity') = 1 THEN '√' ELSE '' END AS 标识

, CASE WHEN EXISTS

( SELECT 1

FROM sys.sysobjects

                    WHERE xtype = 'PK' AND name IN

( SELECT name

FROM sys.sysindexes

WHERE indid IN

( SELECT indid

FROM sys.sysindexkeys

WHERE id = a.id AND colid = a.colid

)

)

) THEN '√' ELSE '' END AS 主键

, b.name AS 类型

, a.length AS 占用字节数

, COLUMNPROPERTY(a.id, a.name, 'PRECISION') AS 长度

, ISNULL(COLUMNPROPERTY(a.id, a.name, 'Scale'), 0) AS 小数位数

, CASE WHEN a.isnullable = 1 THEN '√' ELSE '' END AS 允许空

, ISNULL(e.text, '') AS 默认值

, ISNULL(g.value, '') AS 字段说明

FROM sys.syscolumns AS a LEFT OUTER JOIN

sys.systypes AS b ON a.xtype = b.xusertype INNER JOIN

sys.sysobjects AS d ON a.id = d.id AND d.xtype = 'U' AND d.name <> 'dtproperties' LEFT OUTER JOIN

sys.syscomments AS e ON a.cdefault = e.id LEFT OUTER JOIN

sys.extended_properties AS g ON a.id = g.major_id AND a.colid = g.minor_id LEFT OUTER JOIN

sys.extended_properties AS f ON d.id = f.major_id AND f.minor_id = 0

ORDER BY a.id, 字段序号