背景: 在正常oracle11g正常open状态,我操作系统mv 了redo01.log
然后rman不知道该怎么恢复。
可是通过下面的脚本居然重建了redo01.log
我不知道哪一步能重建的.
看哪个日志可以知道呢?
ps:操作过程如下:
SQL> select member from v$logfile;
MEMBER
--------------------------------------------------------------------------------
/u01/app/oracle/oradata/orcl/redo03.log
/u01/app/oracle/oradata/orcl/redo02.log
/u01/app/oracle/oradata/orcl/redo01.log
SQL> select * from v$log;
GROUP# THREAD# SEQUENCE# BYTES BLOCKSIZE MEMBERS ARC
---------- ---------- ---------- ---------- ---------- ---------- ---
STATUS FIRST_CHANGE# FIRST_TIM NEXT_CHANGE# NEXT_TIME
---------------- ------------- --------- ------------ ---------
1 1 1 52428800 512 1 NO
CURRENT 1849633 23-APR-12 2.8147E+14
3 1 0 52428800 512 1 YES
UNUSED 0 0
2 1 0 52428800 512 1 YES
UNUSED 0 0
SQL> alter system switch logfile;
alter system switch logfile
*
ERROR at line 1:
ORA-01109: database not open
SQL> alter database drop logfile member;
alter database drop logfile member
*
ERROR at