OracleÊý¾Ý¿â¡°Ghost¡±

1¡¢Í¨¹ýToad½«Êý¾Ý¿É½á¹¹Éú³ÉSQL£¨×¢ÒâÓû§£©¡£
     [DataBase] [Export] [GenerateSchmaScript]
2¡¢´´½¨DBLink.
     DROP PUBLIC DATABASE LINK "ROOT.US.ORACLE.COM";
     CREATE PUBLIC DATABASE LINK "ROOT.US.ORACLE.COM"
     CONNECT TO SISAL_SH
     IDENTIFIED BY <PWD>
     USING 'root';
     alter system set globe_space = false
3¡¢Êý¾ÝµÄµ¼³ö¡¢µ¼Èë
     select * from user_tables;
     select 'INSERT INTO '||table_name||' select * from '||table_name||'@root;' from user_tables where table_name like    'C_%';