将SQL Server中所有表的列信息显示出来,将SQL Server中所有表的列信息显示出来
【 tulaoshi.com - SQLServer 】
正在作一个关于SQL SERVER数据库导入Excel文件的程序，要读取数据库中的列的信息，从网上找了很多资料，终于总结出来比较理想的sql语句，执行后返回的列分别是：表名、列名、列类型、列长度、列描述、是否主键，语句如下： （本文来源于图老师网站，更多请访问http://www.tulaoshi.com/sqlserver/）
1 Select Sysobjects.Name As Tb_name, Syscolumns.Name As Col_name, Systypes.Name As Col_type, Syscolumns.Length As Col_len, Isnull(Sysproperties.Value,Syscolumns.Name) As Col_memo,
2 Case When Syscolumns.Name In
3 (Select 主键=A.Name
4 From Syscolumns A
5 Inner Join Sysobjects B On A.Id=B.Id And B.Xtype='U' And B.Name<'Dtproperties'
6 Where Exists(Select 1 From Sysobjects Where Xtype='Pk' And Name In (
7 Select Name From Sysindexes Where Indid In(
8 Select Indid From Sysindexkeys Where Id = A.Id And Colid=A.Colid
9 )))
10 And B.Name=Sysobjects.Name
11 )
12 Then 1 Else 0 End As Is_key
13
14 From Sysobjects,Systypes,Syscolumns
15 Left Join Sysproperties On (Syscolumns.Id = Sysproperties.Id And
16 Syscolumns.Colid = Sysproperties.Smallid)
17
18 Where (Sysobjects.Xtype ='U' Or Sysobjects.Xtype ='V')
19 And Sysobjects.Id = Syscolumns.Id And Systypes.Xtype = Syscolumns.Xtype
20 And Systypes.Name < 'Sysname' And Sysobjects.Name Like '%' Order By Sysobjects.Name, Syscolumns.Colid
来源:http://www.tulaoshi.com/n/20160129/1499560.html
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