Types of Incomplete Recovery
- Time-based recovery
- Cancel-based recovery
- Change-based recovery
Incomplete Recovery
- Follow all steps carefully
- Take whole database backups before and after recovery.
- Always verify that the recovery was successful.
- Back up and remove archived logs.
Incomplete and the Alert Log
- Check the alert log before and after recovery
- Contains error information,hints,and SCNs
User-Managed Procedures [不完全恢复的过程]
- Shutdown and backup the database
- Restore all datafiles.Do not restore the control file,redo logs,password file,or parameter file.
- Mount the database.
- Reover the datafiles to a point before the time of failure.
- Open the database with RESETLOGS
- Perform a closed database backup.
RECOVER Command Overview
- Recover a database until cancel:
Recover DATABASE until cancel
- Recover a database unitl time:
RECOVER DATABASE until time '2002-07-24:14:22:03' [demo]
- Recover using backup control file
RECOVER DATABASE until time '2002-07-24:14:22:03' using backup controlfile
Change-Based Recovery
- Digoal`s video:Incomplete Recovery by using LogMiner
http://www.boobooke.com/v/bbk1260
http://www.boobooke.com/v/bbk1261
使用RMAN 进行数据库的不完全恢复，通过LogMiner获取SCN号;