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SQL Server数据表信息

 2007-05-31 15:22:55 来源:WEB开发网   
核心提示: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.colo
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 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,
  
   占用字节数=a.length,
  
   长度=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,
  
   默认值=isnull(e.text,''),
  
   字段说明=isnull(g.[value],'')
  
   FROM syscolumns a
  
   left join systypes b on a.xtype=b.xusertype
  
   inner join sysobjects d on a.id=d.id and d.xtype='U' and d.name<>'dtproperties'
  
   left join syscomments e on a.cdefault=e.id
  
   left join sysproperties g on a.id=g.id and a.colid=g.smallid
  
   left join sysproperties f on d.id=f.id and f.smallid=0
  
   --where d.name='要查询的表' --如果只查询指定表,加上此条件
  
   order by a.id,a.colorder

Tags:SQL Server 数据表

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