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Re: Oracle recover problems

From: DA Morgan <damorgan_at_psoug.org>
Date: Tue, 20 Dec 2005 10:54:17 -0800
Message-ID: <1135104843.75864@jetspin.drizzle.com>


tom wrote:
> Hi all, I am new to Oracle and apparently I am having problems trying
> to recover the database.
>
> I had installed Oracle 10 g R2 on Windows on my laptop computer as
> developement machine. The database instance was set to run in
> Archivemode. I had set up a flash recovery area for backup and the
> system did backup automatically on 21st of November 2005 once.
>
> Oracle was trying to do another backup last week but complained about
> running out of space. It was late and I switched the laptop off. The
> next day, the database instance refused to start and I forgot what was
> the error message. The enterprise manager recommended me to perform
> recovery. I tried to recover the whole database to a point in time. The
> system restored and recovered most of the datafiles but the
> system01.dbf. It says the system01.dbf need media recovery. I tried all
> sort of recovery parameters without success. It always complained
> cannot find backup piece xxxx.bkp in the flash_recovery_area/backupset
> directory. This directory is empty.
>
> Under the /flash_recovery_area, there are some files as follows
>
> /flash_recovery_area
> /database
> /ARCHIVELOG
> /2005_11_21
> xxxx.arc
> /2005_11_22
> xxxx.arc
> /2005_11_23
> xxxx.arc
> ......
> ......
> /2005_12_13
> xxxx.arc
> /BACKUPSET (empty)
> /DATAFILE
> xxx.dbf
> xxx.dbf
> /ONLINELOG (empty)
>
> Can somone suggest me some solutions to try? I have stucked for few
> days already.
>
> Thank you very much in advance.
>
> Tom

STARTUP MOUNT EXCLUSIVE;
ALTER DATABASE FLASHBACK OFF;
ALTER DATABASE NOARCHIVELOG;
ALTER DATABASE OPEN; Clean out the flashback area and alter the db_recovery_file_dest_size parameter in your init.ora/spfile.

-- 
Daniel A. Morgan
http://www.psoug.org
damorgan_at_x.washington.edu
(replace x with u to respond)
Received on Tue Dec 20 2005 - 12:54:17 CST

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