获取SQL Server 2005所有数据库名、所有表名、所有字段名

/*

1.获取所有数据库名:

Select Name FROM Master..SysDatabases ORDER BY Name

2.获取所有表名:

Select Name FROM DatabaseName..SysObjects Where XType='U' ORDER BY Name

XType='U':表示所有用户表;

XType='S':表示所有系统表;

3.获取所有字段名:

Select Name FROM SysColumns Where id=Object_Id('TableName')

*/

SELECT

表名 = CASE WHEN A.COLORDER=1 THEN D.NAME ELSE ' ' END,

表说明 = CASE WHEN A.COLORDER=1 THEN ISNULL(F.VALUE,' ') ELSE ' ' END,

字段序号 = A.COLORDER,

字段名 = A.NAME,

标识 = CASE WHEN COLUMNPROPERTY( A.ID,A.NAME,'ISIDENTITY ')=1 THEN '√'ELSE ' ' END,

主键 = 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 '√' ELSE ' ' END,

类型 = B.NAME,

字段长度 = A.LENGTH,

精度 = COLUMNPROPERTY(A.ID,A.NAME,'PRECISION '),

小数位数 = ISNULL(COLUMNPROPERTY(A.ID,A.NAME,'SCALE '),0),

允许空 = CASE WHEN A.ISNULLABLE=1 THEN '√'ELSE ' ' END,

缺省值 = ISNULL(E.TEXT,' '),

字段说明 = ISNULL(G.[VALUE],' ')

FROM

SYSCOLUMNS A

LEFT JOINSYSTYPES B

ON A.XUSERTYPE=B.XUSERTYPE

INNER JOIN SYSOBJECTS D

ON A.ID=D.ID AND D.XTYPE='U ' AND D.NAME<>'DTPROPERTIES '

LEFT JOINSYSCOMMENTS E

ON A.CDEFAULT=E.ID

LEFT JOINsys.extended_properties G

ON A.ID=G.major_id AND A.COLID=G.minor_id

LEFT JOINsys.extended_properties F

ON D.ID=F.major_id AND F.minor_id=0