查询表的详细信息SQL语句 

 1 SELECT 
 2 表名 = CASE WHEN A.COLORDER=1 THEN D.NAME ELSE '' END,
 3 表备注 = CASE WHEN A.COLORDER=1 THEN ISNULL(F.VALUE,'') ELSE '' END,
 4 列序号 = A.COLORDER,
 5 列名称 = A.NAME,
 6 标识 = CASE WHEN COLUMNPROPERTY(A.ID,A.NAME,'ISIDENTITY')=1 THEN '√ ' ELSE '' END,
 7 主键 = CASE WHEN EXISTS(SELECT 1 FROM SYSOBJECTS WHERE XTYPE='PK' AND PARENT_OBJ=A.ID AND NAME IN (
 8 SELECT NAME FROM SYSINDEXES WHERE INDID IN(
 9 SELECT INDID FROM SYSINDEXKEYS WHERE ID=A.ID AND COLID=A.COLID))) THEN '√' ELSE '' END,
10 类型 = B.NAME,
11 字节 = A.LENGTH,
12 长度 = COLUMNPROPERTY(A.ID,A.NAME,'PRECISION'),
13 小数位 = ISNULL(COLUMNPROPERTY(A.ID,A.NAME,'SCALE'),0),
14 允许空 = CASE WHEN A.ISNULLABLE=1 THEN '√ 'ELSE '' END,
15 默认值 = ISNULL(E.TEXT,''),
16 列备注 = ISNULL(G.[VALUE],'')
17 FROM 
18 SYSCOLUMNS A
19 LEFT JOIN SYSTYPES B ON A.XUSERTYPE=B.XUSERTYPE
20 INNER JOIN SYSOBJECTS D ON A.ID=D.ID AND D.XTYPE='U ' --AND D.NAME<>'DTPROPERTIES'
21 LEFT JOIN SYSCOMMENTS E ON A.CDEFAULT=E.ID
22 LEFT JOIN sys.extended_properties G ON A.ID=G.major_id AND A.COLID=G.minor_id   
23 LEFT JOIN sys.extended_properties F ON D.ID=F.major_id AND F.minor_id=0
24 where D.NAME='tab'   --查询这个表
25 ORDER BY A.ID,A.COLORDER

 

posted @ 2014-03-07 16:53  ^懒洋洋^  阅读(798)  评论(0)    收藏  举报