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  create tablespace test datafile'c:\test.dbf' size 10m;  //Ãû×Ö²»ÒªÎªÊý×Ö
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create user userName identified by password;  //²»ÒªÎªÊý×Ö
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grant unlimited tablespace to userName;--ÊÚÓè²»ÏÞÖÆµÄ±í¿Õ¼ä
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SQL> create table tt2 as select * from employee;
Table created.
SQL> drop table tt2;
Table dropped.
SQL> select * from tt2;
select * from tt2
*
ERROR at line 1:
ORA-00942: table or view does not exist
SQL> flashback table tt2 to before drop;
Flashback comp ......

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192.168.10.10 oracle oracle.localdomain oracle
127.0.0.1 oracle localhost.localdomain localhost
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