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Re: Q: Reorg an SAP tablespace

From: Vince Laurent <vincelaurent_at_REMOVETHISsbcglobal.net>
Date: Thu, 25 May 2006 20:45:33 GMT
Message-ID: <jh5c72toarlie4sedndc4l4g2e922j450i@4ax.com>


So you are saying if I started with a 64K extent

create tablespace PSAPODSD
datafile ‘c:\oradata\blahblah.dbf’ size 2G extent management local
autoallocate;

it would take into account all the available chunks and actually use smaller chunks when trying to allocate for a lager table? Won't I end up in the same situation I am now with the developers always adding/removing data and therefore changing the sizing requirements?

This sounds like it might be the way to go.

Thanks
Vince

On Thu, 25 May 2006 20:11:46 GMT, Brian Peasland <oracle_dba_at_nospam.peasland.net> wrote:

>Instead of a LMT with UNIFORM extent sizes, consider using AUTOALLOCATE.
>Your extent sizes will not all be the same size, but that is no problem.
>And you won't have the fragmented free space problem you are running
>into with DMT's. If Oracle is attempting to allocate a 1MB extent and
>there are only smaller free extents available, Oracle will automatically
>break this up and use that smaller space.
>
>HTH,
>Brian



Come race with us!
http://www.mgpmrc.org Received on Thu May 25 2006 - 15:45:33 CDT

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