Sunday, May 4, 2008

Contents of Flash Recovery Area.

If you have configured flash recovery area then flash recovery area can contains the following files automatically.

•RMAN Backups: All the RMAN backups by default stored in flash recovery area if you have configured.

•Control file Autobackups: If you have settings CONFIGURE CONTROLFILE AUTOBACKUP ON then database places any backup of controlfile to flash recovery are.

•Flashback logs: If you enable flashback logging of your database then oracle copies images of each altered block in every datafile into flashback logs stored in the flash recovery area.

•Current Control file: You can store a multiplexed current control file in flash recovery area.

•Online Redo log files: You save a multiplexed copy of your online redo log files in the flash recovery area.

•Archived Redo log files:
You can also store your archived redo log file in the flash recovery are. Rman automatically will delete the files if it is in space pressure.

The files that can be stored in flash recovery are among them only redo log files and control files are permanent. Other files are transient. So oracle will delete then whenever they become obsolete or already backed up to tape.

Related Documents:
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Configure Flash Recovery Area in oracle

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