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Re: system tablespace rollback segment is corrupted in 8i or 9i

From: DA Morgan <damorgan_at_psoug.org>
Date: Thu, 07 Sep 2006 19:32:17 -0700
Message-ID: <1157682733.988435@bubbleator.drizzle.com>


Frank van Bortel wrote:

> fitzjarrell_at_cox.net schreef:
>>>>

>>>> With multiple rollback segments, Oracle tries to use the SYSTEM
>>>> rollback segment only for special system transactions and distributes
>>>> user transactions among other rollback segments.
> 
> I thought DDL used the System Rollback?
> 

>>>> If there are too many
>>>> transactions for the nonSYSTEM rollback segments, then Oracle uses the
>>>> SYSTEM segment as necessary. In general, after database creation,
>>>> create at least one additional rollback segment in the SYSTEM
>>>> tablespace."

>
> That's a new for me...

And it appears to not be good advice based on preliminary information from Oracle. The only place it appears in the docs is on a page dedicated to deprecated features: And then only with 9.2.

-- 
Daniel Morgan
University of Washington
Puget Sound Oracle Users Group
Received on Thu Sep 07 2006 - 21:32:17 CDT

Original text of this message

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