SQL> conn system/zhou@orcl
已连接。
SQL> drop table scott.emp;
表已删除。
SQL> rollback;
回退已完成。
SQL> delete from scott.emp;
delete from scott.emp
*
第 1 行出现错误:
ORA-00942: 表或视图不存在
SQL> flashback table scott.emp to before drop;
flashback table scott.emp to before drop
*
第 1 行出现错误:
ORA-38305: 对象不在回收站中
SQL> conn scott/zhou14@orcl
已连接。
SQL> select * from emp;
select * from emp
*
第 1 行出现错误:
ORA-00942: 表或视图不存在
请问有什么简单的方法可以恢复system用户删除的表呢？
------解决方案--------------------
我做一遍，可以恢复啊：
$ sqlplus /nolog
SQL*Plus: Release 10.2.0.3.0 - Production on 星期六 10月 8 15:33:26 2011
Copyright (c) 1982, 2006, Oracle. All Rights Reserved.
> conn system/oracle
Connected.
SYSTEM > drop table scott.emp;
Table dropped.
SYSTEM > delete from scott.emp;
delete from scott.emp
*
ERROR at line 1:
ORA-00942: table or view does not exist
SYSTEM > flashback table scott.emp to before drop;
Flashback complete.
SYSTEM > conn scott/tiger
Connected.
SCOTT > select count(*) from emp;
COUNT(*)
----------
14
SCOTT >