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A.   ±¸·ÝÕû¸ö   MyNwind   Êý¾Ý¿â  
   
   
  ˵Ã÷     MyNwind   Êý¾Ý¿â½öÓÃÓÚÑÝʾ¡£  
   
   
  ÏÂÀý´´½¨ÓÃÓÚ´æ·Å   MyNwind   Êý¾Ý¿âÍêÕû±¸·ÝµÄÂß¼­±¸·ÝÉ豸¡£  
   
  --   Create   a   logical   backup   device   for   the   full   MyNwind   backup.  
  USE   master  
  EXEC   sp_addumpdevice   'disk',   'MyNwind_1',    
        DISK   ='c:\Program   Files\Microsoft   SQL   Server\MSSQL\BACKUP\MyNwind_1.dat'  
   
  --   Back   up   the   full   MyNwind   database.  
  BACKUP   DATABASE   MyNwind   TO   MyNwind_1  
   
  B.   ±¸·ÝÊý¾Ý¿âºÍÈÕÖ¾  
  ±¾Àý´´½¨ÁËÒ»¸öÊý¾Ý¿âºÍÈÕÖ¾µÄÍêÕû±¸·Ý¡£½«Êý¾Ý¿â±¸·Ýµ½³ÆÎª   MyNwind_2   µÄÂß¼­±¸·ÝÉ豸ÉÏ£¬È»ºó½«ÈÕÖ¾±¸·Ýµ½³ÆÎª   MyNwindLog1   µÄÂß¼­±¸·ÝÉ豸ÉÏ¡£    
   
   
   
  ˵Ã÷     ´´½¨Âß¼­±¸·ÝÉ豸ÐèÒªÒ»´ÎÍê³É¡£  
   
   
  --   Create   the   backup   device   for   the   full   MyNwind   backup.  
  USE   master  
  EXEC   sp_addumpdevice   'disk',   'MyNwind_2',  
        'c:\Program   Files\Microsoft   SQL   Server\MSSQL\BACKUP\MyNwind_2.dat'  
   
  --Create   the   log   backup   device.  
  USE   master  
  EXEC   sp_addumpdevice   'disk',   'MyNwindLog1',  
        'c:\Program   Files\Microsoft   SQL   Server\MSSQL\BACKUP\MyNwindLog1.dat'  


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