SQLServer2005,2000获取表结构：字段名、类型、长度、主键、非空、注释

SQLServer 2005

SELECT
    d.name N'TableName',
    d.xtype N'TableType',
    a.colorder N'ColumnIndex',
    a.name N'ColumnName',
    (case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then ''else '' end) N'IdnetityFG',
    (case when (SELECT count(*)  FROM sysobjects  WHERE
               (name in (SELECT name FROM sysindexes WHERE (id = a.id) AND
                        (indid in (SELECT indid FROM sysindexkeys WHERE (id = a.id) AND
                                  (colid in (SELECT colid FROM syscolumns WHERE (id = a.id) AND (name = a.name)))
                                  )
                        )
                        )
                ) AND (xtype = 'PK')
                )>0 then '' else '' end
    ) N'IsPK',
    b.name N'DataType',
    COLUMNPROPERTY(a.id,a.name,'PRECISION') as N'Length',
    (case when a.isnullable=1 then ''else '' end) N'IsNullable',
    isnull(e.text,'') N'Default',
    g.value N'Description'
FROM   syscolumns   a
    left join systypes b on   a.xtype=b.xusertype
    inner join sysobjects d on a.id=d.id   and   d.xtype in ('U','V') and   d.name<>'dtproperties'
    left join syscomments 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
order by object_name(a.id),a.colorder

SQLServer2000

SELECT
    d.name N'TableName',
    d.xtype N'TableType',
    a.colorder N'ColumnIndex',
    a.name N'ColumnName',
    (case when COLUMNPROPERTY( a.id,a.name,'IsIdentity')=1 then ''else '' end) N'IdnetityFG',
    (case when (SELECT count(*)  FROM sysobjects  WHERE
               (name in (SELECT name FROM sysindexes WHERE (id = a.id) AND
                        (indid in (SELECT indid FROM sysindexkeys WHERE (id = a.id) AND
                                  (colid in (SELECT colid FROM syscolumns WHERE (id = a.id) AND (name = a.name)))
                                  )
                        )
                        )
                ) AND (xtype = 'PK')
                )>0 then '' else '' end
    ) N'IsPK',
    b.name N'DataType',
    COLUMNPROPERTY(a.id,a.name,'PRECISION') as N'Length',
    (case when a.isnullable=1 then ''else '' end) N'IsNullable',
    isnull(e.text,'') N'Default',
    g.value N'Description'
FROM   syscolumns   a
    left join systypes b on   a.xtype=b.xusertype
    inner join sysobjects d on a.id=d.id   and   d.xtype in ('U','V') and   d.name<>'dtproperties'
    left join syscomments e on a.cdefault=e.id
    left join sysproperties g on a.id=g.id and a.colid=g.smallid
order by object_name(a.id),a.colorder

--select * from sysproperties