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Re: segment fragmentation

From: Ganesh Raja <ganesh.raja_at_gmail.com>
Date: Wed, 8 Sep 2004 21:56:44 +0100
Message-ID: <f754edf04090813565d836e7f@mail.gmail.com>


After the delate are u going to Insert the same amount of Data Back in.. If no u many need to either tune the PCTFREE or use minimize records per block to reduce row chaining/migration.

HTH

---

Ganesh


On Wed, 8 Sep 2004 12:57:39 -0700 (PDT), David <thump_at_cosmiccooler.org> wrote:

> I have been asked to determine segment/object fragmentation levels after a
> mass delete has been performed.
>
> Do LMT only negate fragmentation occuring at a tablespace level as an
> issue and segment fragmentation and high water mark issues are still
> relevant after a mass purge?
>
> How does one check for this type of fragmentation?
>
> It has been requested I perform an export/import of said schema after
> verifying segment fragmentation exists.
>
> By the way, I have finally purchased Optimizing Oracle Performance and
> have begun the reading.
>
> Regards,
> --
> ..
> David
>
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Received on Wed Sep 08 2004 - 15:52:22 CDT

Original text of this message

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