--表描述
SELECT tbs.name 表名,ds.value 描述
FROM sys.extended_properties ds
LEFT JOIN sysobjects tbs ON ds.major_id=tbs.id
WHERE  ds.minor_id=0 and  tbs.name='Warrant_BaseInfo';--表名  --快速查看表结构
SELECT  CASE WHEN col.colorder = 1 THEN obj.name  ELSE ''  END AS 表名,  col.colorder AS 序号 ,  col.name AS 列名 ,  ISNULL(ep.[value], '') AS 列说明 ,  t.name AS 数据类型 ,  col.length AS 长度 ,  ISNULL(COLUMNPROPERTY(col.id, col.name, 'Scale'), 0) AS 小数位数 ,  CASE WHEN COLUMNPROPERTY(col.id, col.name, 'IsIdentity') = 1 THEN '√'  ELSE ''  END AS 标识 ,  CASE WHEN EXISTS ( SELECT   1  FROM     dbo.sysindexes si  INNER JOIN dbo.sysindexkeys sik ON si.id = sik.id  AND si.indid = sik.indid  INNER JOIN dbo.syscolumns sc ON sc.id = sik.id  AND sc.colid = sik.colid  INNER JOIN dbo.sysobjects so ON so.name = si.name  AND so.xtype = 'PK'  WHERE    sc.id = col.id  AND sc.colid = col.colid ) THEN '√'  ELSE ''  END AS 主键 ,  CASE WHEN col.isnullable = 1 THEN '√'  ELSE ''  END AS 允许空 ,  ISNULL(comm.text, '') AS 默认值
FROM    dbo.syscolumns col  LEFT  JOIN dbo.systypes t ON col.xtype = t.xusertype  inner JOIN dbo.sysobjects obj ON col.id = obj.id  AND obj.xtype = 'U'  AND obj.status >= 0  LEFT  JOIN dbo.syscomments comm ON col.cdefault = comm.id  LEFT  JOIN sys.extended_properties ep ON col.id = ep.major_id  AND col.colid = ep.minor_id  AND ep.name = 'MS_Description'  LEFT  JOIN sys.extended_properties epTwo ON obj.id = epTwo.major_id  AND epTwo.minor_id = 0  AND epTwo.name = 'MS_Description'
WHERE   obj.name = 'Ath_LoanApply_tbl'--表名
ORDER BY col.colorder ;