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  • sql表结构和注释

    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.xusertype=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   sys.extended_properties   g   on   a.id=g.major_id   and   a.colid=g.minor_id      
      left   join   sys.extended_properties   f   on   d.id=f.major_id   and   f.minor_id=0  
      --where   d.name='orders'         --如果只查询指定表,加上此条件  
      order   by   a.id,a.colorder
    
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  • 原文地址:https://www.cnblogs.com/wxblog/p/4515055.html
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