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代码如下:-- SQL Server 2000
SELECT a.name AS 字段名,CASE WHEN EXISTS
(SELECT 1
FROM sysobjects
WHERE xtype = 'PK' AND parent_obj = a.id AND name IN
(SELECT name
FROM sysindexes
WHERE indid IN
(SELECT indid
FROM sysindexkeys
WHERE id = a.id AND colid = a.colid)))
THEN '1' ELSE '0' END AS 主键,CASE WHEN COLUMNPROPERTY(a.id,a.name,
'IsIdentity') = 1 THEN '1' ELSE '0' END AS 标识,b.name AS 类型,
a.length AS 占用字节数,COLUMNPROPERTY(a.id,'PRECISION') AS 长度,
a.xscale AS 小数,a.isnullable AS 可空,ISNULL(e.text,'') AS 默认值,ISNULL(g.[value],
'') AS 字段说明
FROM syscolumns a LEFT OUTER JOIN
systypes b ON a.xusertype = b.xusertype INNER JOIN
sysobjects d ON a.id = d.id AND d.xtype = 'U' AND
d.name <> 'dtproperties' LEFT OUTER JOIN
syscomments e ON a.cdefault = e.id LEFT OUTER JOIN
sysproperties g ON a.id = g.id AND a.colid = g.smallid LEFT OUTER JOIN
sysproperties f ON d.id = f.id AND f.smallid = 0
WHERE (d.name = '表名称')
--2。SQL SERVER 2005
SELECT CASE WHEN EXISTS
(SELECT 1
FROM sysobjects
WHERE xtype = 'PK' AND parent_obj = a.id AND name IN
(SELECT name
FROM sysindexes
WHERE indid IN
(SELECT indid
FROM sysindexkeys
WHERE id = a.id AND colid = a.colid))) THEN '1' ELSE '0' END AS 'key',
'IsIdentity') = 1 THEN '1' ELSE '0' END AS 'identity',a.name AS ColName,c.name AS TypeName,a.length AS 'byte',
'PRECISION') AS 'length',a.xscale,a.isnullable,'') AS 'default',ISNULL(p.value,'') AS 'comment'
FROM sys.syscolumns AS a INNER JOIN
sys.sysobjects AS b ON a.id = b.id INNER JOIN
sys.systypes AS c ON a.xtype = c.xtype LEFT OUTER JOIN
sys.syscomments AS e ON a.cdefault = e.id LEFT OUTER JOIN
sys.extended_properties AS p ON a.id = p.major_id AND a.colid = p.minor_id
WHERE (b.name = 'keyfactory') AND (c.status <> '1')
--b.name = 'Keyfactory','Keyfactory'为你想要查找的数据表。 --2、SQL SERVER 2005
SELECT CASE WHEN EXISTS
(SELECT 1
FROM sysobjects
WHERE xtype = 'PK' AND parent_obj = a.id AND name IN
(SELECT name
FROM sysindexes
WHERE indid IN
(SELECT indid
FROM sysindexkeys
WHERE id = a.id AND colid = a.colid))) THEN '1' ELSE '0' END AS 'key','Keyfactory'为你想要查找的数据表。
（编辑：李大同）
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