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Re: Extent sizes in LMT

From: Jonathan Lewis <jonathan_at_jlcomp.demon.co.uk>
Date: Sun, 3 Jun 2001 20:35:03 +0100
Message-ID: <991683337.5324.0.nnrp-14.9e984b29@news.demon.co.uk>

It sounds to me as if you really need to do two things with that table - In the short term, move it to a tablespace with a larger uniform extent size. In the longer (short) term, figure out how to partition it.

How about a dbms_job that runs every
night to 'allocate extents' and tries to keep 100MB of free space above the
HWM ? A couple of nights after the
job failed because the tablespace was
full, your report would kick in and report the problem.

--
Jonathan Lewis
Yet another Oracle-related web site:  http://www.jlcomp.demon.co.uk

Practical Oracle 8i:  Building Efficient Databases
Publishers:  Addison-Wesley

Reviews at: http://www.jlcomp.demon.co.uk/book_rev.html



Chuck Hamilton wrote in message <9fgc8d$3r188$1_at_ID-85580.news.dfncis.de>...

>In a locally managed tablespace with uniformly sized extents, is there any
>way to specify a next extent size for objects in the tablesapce?
>
>Why would I want to do this? I have a nightly script that reports on
objects
>that will fail to allocate their next extent. I want the extents to be
large
>enough so that I get a week of advance warning before failure occurs. One
>table's growth rate was severly underestimated and now I'm stuck with 10m
>extents on a 10g table that's growing at 11m per day. The table is
receiving
>inserts 24x7 and needs to be available continuously. Any suggestions would
>be appreciated.
>--
>If at first you don't succeed, skydiving isn't for you!
>
>Chuck Hamilton
>chuck_hamilton_at_hotmail.com
>
>
>
Received on Sun Jun 03 2001 - 14:35:03 CDT

Original text of this message

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