SQL> alter database datafile '/opt/app/oracle/RHYS/undotbs01.dbf' offline drop; Database altered. SQL> alter database open; Database altered. SQL> 无论采用重新重建undo或是加入隐含参数._corrupted_rollback_segments,_offline_rollback_segments都无济于事可以尝试采用如下步骤。 步骤如下: [root@or...
(这个参数允许在数据不一致的情况下打开) *.undo_management='AUTO' 修改为*.undo_management='MANUAL'(#正常启库后修改为原值AUTO) (这个参数是让UNDO表空间由自动管理变手动管理) 增加此句 *._corrupted_rollback_segments=(_SYSSMU12$)(#正常启库后去掉此句) (屏蔽出错的事务回滚段,根据ALERT提示ORA-01555...
最近,一同事使用客户使用rman做的全备,进行rac到单机的恢复,但是恢复过程中提示报错ORA-01547&ORA-01194&ORA-01110,意思是恢复过程中缺少保存在内存undo中的数据。 一、问题现象 rman rac全备到单机的异机恢复过程中,提示报错ORA-01547&ORA-01194&ORA-01110。 二、问题分析 首先,看客户的rman备份日志,备份日志中显...
(这个参数是让UNDO表空间由自动管理变手动管理) 增加此句 *._corrupted_rollback_segments=(_SYSSMU12$)(#正常启库后去掉此句) (屏蔽出错的事务回滚段,根据ALERT提示ORA-01555: snapshot too old: rollback segment number 12 with name "_SYSSMU12$" too small) ...
ORA-01110: data file 2: '/home/oracle/oradata/esal/undotbs01.dbf' 4、recover database; 系统自动恢复; 5、alert database open; 成功打开数据库; 无备份的情况: 1、删除坏的UNDOTBS01.DBF; 2、连接到数据库 SQL> connect sys/oracle as sysdba ...
After changing the Undo tablespace to a new tablespace and making the old undo tablespace offline, you observe following errors while performing database operations.ORA-00604: error occurred at recursive SQL level 1 ORA-00376: File xx Cannot be Read at This Time ORA-01110: data file 2: '...
/u01/app/oracle/oradata/orcl/undotbs01.dbf FILE# --- NAME --- 4 /u01/app/oracle/oradata/orcl/users01.dbf 5 /u01/app/oracle/oradata/orcl/users02.dbf SQL> alter database datafile 5 offline; Database altered. SQL> alter database ...
Oracle DBA神器:PRM-DUL灾难恢复工具可以直接从这种受损的Oracle数据库中将数据拯救出来。当你的数据库因为ORA-00600/ORA-07445或其他ORA-报错,或丢失关键的system表空间数据文件,或ASM diskgroup损坏时均可以考虑采用PRM-DUL来做恢复。PRM-DUL采用独创的DataBridge恢复技术,直接从数据文件中抽取数据后可以...
ORA-600[4913]错误的2个argument的含义, 该ORA-600[4913]属于内核undo事务模块 [a] Undo record seq number [b] Redo record seq number ORA-600[4913]相关的bug如下:14034244 11.2.0.3.BP09, 12.1.0.0 Lost write type corruption using ASM in 11.2.0.3 8240762 10.2.0.5,11.1...
FILE# --- NAME --- --- 1 /u01/app/oracle/oradata/orcl/system01.dbf 2 /u01/app/oracle/oradata/orcl/sysaux01.dbf 3 /u01/app/oracle/oradata/orcl/undotbs01.dbf FILE# --- NAME --- --- 4