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