使用舊的控制文件恢復

在做resetlogs啟數據庫也會因為數據文件內部一致而中止,需要恢復

備份控制文件

alter database backup controlfileto '/bk/ctl.bk';

SQL> alter system switch logfile;

alter system switch logfile

*

ERROR at line 1:

ORA-03113: end-of-file on communication channel

SQL> conn /as sysdba

Connected to an idle instance.

SQL> startup

Oracle instance started.

Total System Global Area 314572800 bytes

Fixed Size 1219136 bytes

Variable Size 100664768 bytes

Database Buffers 205520896 bytes

Redo Buffers 7168000 bytes

ORA-00205: error in identifying control file, checkalert log for more info

SQL> ! /bk/ctl.bk/u01/tiger/oradata/orcl2/control02.ctl

/bin/bash: /bk/ctl.bk: ????

SQL> ! cp /bk/ctl.bk/u01/tiger/oradata/orcl2/control02.ctl

SQL> ! cp /bk/ctl.bk/u01/tiger/oradata/orcl2/control03.ctl

SQL> ! cp /bk/ctl.bk/u01/tiger/oradata/orcl2/control01.ctl

SQL> alter database mount;

Database altered.

SQL> alter database open;

alter database open

*

ERROR at line 1:

ORA-01589: must use RESETLOGS or NORESETLOGS option fordatabase open

需要恢復

SQL> alter database open resetlogs;

alter database open resetlogs

*

ERROR at line 1:

ORA-01194: file 1 needs more recovery to beconsistent

ORA-01110: data file 1: '/u01/tiger/oradata/orcl2/system01.dbf'

SQL> recover database;

ORA-00283: recovery session canceled due to errors

ORA-01610: recovery using the BACKUP CONTROLFILE option mustbe done

數據庫檢測控制文件和數據文件的SCN的對比，，發現控制文件是老的

SQL> recover database using backupcontrolfile;

ORA-00279: change 458762 generated at 09/03/201214:28:45 needed for thread 1

ORA-00289: suggestion :/u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_2_%u_.arc

ORA-00280: change 458762 for thread 1 is insequence #2

Specify log: {=suggested | filename |AUTO | CANCEL}

auto

ORA-00279: change 458780 generated at 09/03/201214:50:27 needed for thread 1

ORA-00289: suggestion :/u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_3_%u_.arc

ORA-00280: change 458780 for thread 1 is insequence #3

ORA-00278: log file'/u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_2_848nst62_.arc'no longer

needed for this recovery

ORA-00279: change 458785 generated at 09/03/201214:50:35 needed for thread 1

ORA-00289: suggestion : /u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_4_%u_.arc

ORA-00280: change 458785 for thread 1 is insequence #4

ORA-00278: log file'/u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_3_848nsvk0_.arc'no longer

needed for this recovery

ORA-00279: change 458791 generated at 09/03/201214:50:42 needed for thread 1

ORA-00289: suggestion :/u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_5_%u_.arc

ORA-00280: change 458791 for thread 1 is insequence #5

ORA-00278: log file'/u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_4_848nt295_.arc'no longer

needed for this recovery

ORA-00308: cannot open archived log'/u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_5_%u_.arc'

ORA-27037: unable to obtain file status

Linux Error: 2: No such file or directory

Additional information: 3

給它一組組嘗試

SQL> recover database using backupcontrolfile;

ORA-00279: change 458791 generated at 09/03/201214:50:42 needed for thread 1

ORA-00289: suggestion : /u01/tiger/flash_recovery_area/ORCL2/archivelog/2012_09_03/o1_mf_1_5_%u_.arc

ORA-00280: change 458791 for thread 1 is insequence #5

Specify log: {=suggested | filename |AUTO | CANCEL}

/u01/tiger/oradata/orcl2/redo01.log

Log applied.

Media recovery complete.

SQL> alter database openresetlogs;

Database altered.

SQL>

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