sql 查询表定义

 1  
 2 ALTER proc [dbo].[test_queryTableInfo]    
 3 (    
 4  @tableName varchar(200)    
 5 )    
 6 as    
 7 begin    
 8  SELECT    
 9  表名=CASE WHEN a.colorder = 1 THEN d.name ELSE ‘‘ END,    
10  表说明=CASE WHEN a.colorder = 1 THEN isnull(f.value, ‘‘) ELSE ‘‘ END ,    
11  字段序号=a.colorder ,    
12  字段名=a.name ,    
13  标识=CASE WHEN COLUMNPROPERTY(a.id, a.name, ‘IsIdentity‘) = 1 THEN ‘√‘ ELSE ‘‘ END ,    
14  主键=CASE WHEN EXISTS (    
15      SELECT 1    
16      FROM dbo.sysindexes si    
17       INNER JOIN dbo.sysindexkeys sik ON si.id = sik.id AND si.indid = sik.indid    
18       INNER JOIN dbo.syscolumns sc ON sc.id = sik.id AND sc.colid = sik.colid    
19       INNER JOIN dbo.sysobjects so ON so.name = so.name AND so.xtype = ‘PK‘    
20      WHERE sc.id = a.id AND sc.colid = a.colid) THEN ‘√‘    
21      ELSE ‘‘    
22    END ,    
23   外键=CASE WHEN tony.fkey is not null and tony.fkey=a.colid THEN ‘√‘ ELSE ‘‘ END ,    
24   外键表=CASE WHEN tony.fkey is not null and tony.fkey=a.colid    
25     THEN object_name(tony.fkeyid) ELSE ‘‘    
26      END ,    
27   外键字段=CASE WHEN tony.fkey is not null and tony.fkey=a.colid    
28      THEN (SELECT name FROM syscolumns    
29         WHERE colid=tony.fkey AND id=tony.fkeyid)          
30      ELSE ‘‘    
31     END,    
32   类型=b.name ,    
33   长度=a.length ,    
34   精度=COLUMNPROPERTY(a.id, a.name, ‘PRECISION‘) ,    
35   小数位数=ISNULL(COLUMNPROPERTY(a.id, a.name, ‘Scale‘), 0) ,    
36   允许空=CASE WHEN a.isnullable = 1 THEN ‘√‘ ELSE ‘‘ END ,    
37   默认值= ISNULL(e.text, ‘‘),    
38   字段说明=ISNULL(g.[value], ‘‘),    
39   创建时间=d.crdate,    
40   更改时间=CASE WHEN a.colorder = 1 THEN d.refdate ELSE NULL END    
41  FROM dbo.syscolumns a    
42  LEFT JOIN dbo.systypes b ON a.xtype = b.xusertype    
43  INNER JOIN dbo.sysobjects d ON a.id = d.id AND d.xtype = ‘U‘ AND d.status >= 0    
44  LEFT JOIN dbo.syscomments e ON a.cdefault = e.id    
45  LEFT JOIN sys.extended_properties g ON a.id = g.major_id AND a.colid = g.minor_id    
46  LEFT JOIN sys.extended_properties f ON d.id = f.major_id AND f.minor_id = 0     
47  LEFT JOIN sysobjects htl ON htl.parent_obj=d.id AND d.xtype=‘F‘    
48  LEFT JOIN sysforeignkeys tony on htl.id=tony.constid    
49  WHERE d.name=@tableName  --这里输入包含表名称的条件    
50  ORDER BY d.id, a.colorder    
51 end
52 
53 GO