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SQL> create user myhuang identified by myhuang default tablespace myhuang;//ÏÈ´´½¨Ò»¸öÓû§
SQL> grant resource,connect to myhuang;
SQL> grant dba to myhuang;//
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SQL> revoke unlimited tablespace from myhuang;//
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SQL> alter user myhuang quota 0 on system;//
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er=myhuang file=G:\myhuang\lnxh.dmp ignore=y grants=n
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SQL> drop tablespace myhuang including contents and datafiles;
 
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-00003
: ORACLE error 1950 encountered.
ORA-01950
: no privileges on tablespace 'XXXXXXX'
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