Re: flashback traffic still getting generated after 'alter tablespace flashback off'

From: Dan Peacock <danp_at_autowares.com>
Date: Tue, 28 Dec 2010 10:07:18 -0500
Message-ID: <4D19FD26.5030901_at_autowares.com>



Not at the moment.

select * from v$restore_point

SCN                    DATABASE_INCARNATION#  
GUARANTEE_FLASHBACK_DATABASE STORAGE_SIZE           
TIME                      RESTORE_POINT_TIME        PRESERVED NAME
---------------------- ---------------------- 
---------------------------- ---------------------- 
------------------------- ------------------------- --------- 
-------------------------------------------------------------------------------------------------------------------------------- 




On 12/28/2010 10:02 AM, Don Seiler wrote:
> Do you have any guaranteed restore points? Those will also cause
> flashback logs to be generated and will continue to fill the FRA until
> the restore points are dropped.
>
> Don.
>
> On Tue, Dec 28, 2010 at 8:56 AM, Dan Peacock <danp_at_autowares.com
> <mailto:danp_at_autowares.com>> wrote:
>
> I may be misunderstanding something here, but I was under the
> impression based on what I've read that if you want to exclude
> objects from being flashbackable then you would put them in a
> tablespace that has that has that turned off. I've got two tables
> that I pull from another source each day that I don't care if I
> can flash them back to a prior state, so I want to reduce the load
> on the flahsback area an exclude them. To test this out, I
> created a tablespace in one of my test instances that had the
> flashback setting turned off (i.e., ALTER TABLESPACE MMEY_NOFLASH
> FLASHBACK OFF). When I moved the table in question, the amount of
> space in the flashback area didn't change (it's a 2.5GB table), so
> I figured I was golden. However, I'm running the process that
> processes the changes (I insert new records and delete and readd
> changed records) and I'm experiencing the same level of flashback
> file generation that I am seeing on the flashbackable table in
> production. What gives? What am I missing?
>
> Database version = 11.2.0.1 (with a few interim patches applied)
> OS version = Linux RHEL 64-bit
>
>
> --
> Dan Peacock
> Enterprise Data Architect
> Auto-wares, Inc.
> danp_at_autowares.com <mailto:danp_at_autowares.com>
>
> Dare something great
>
> --
> http://www.freelists.org/webpage/oracle-l
>
>
>
>
>
> --
> Don Seiler
> http://www.seiler.us

-- 
Dan Peacock
Enterprise Data Architect
Auto-wares, Inc.
danp_at_autowares.com

Dare something great


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Received on Tue Dec 28 2010 - 09:07:18 CST

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