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In article <u0t9oscttkv3d0_at_corp.supernews.com>, "Van says...
>
> If you looked at the thrown extents right after a clean install using
>Oracle's pctincrease settings you'd still see some objects with several
>thousand extents. You can probably ignore this, or you can edit sql.bsq
>before you create a database to remove the problems. Starting in 9i Oracle
>recommends not editing sql.bsq. I've done it in 8 and 8i databases and plan
>to try it in 9i. It's up to you.
why? do you notice any increased performance or benefits?
> The same objects that started with a lot of thrown extents in 8 and 8i
>are the ones that show up again in 9i.
>
>Van
>
>
>"Rick Denoire" <100.17706_at_germanynet.de> wrote in message
>news:t2kq0u00j9jg44omnvkcmu8bu8df1avdjf_at_4ax.com...
>> Hello!
>>
>> I took a look at the number of extents in the tablespaces of an Oracle
>> DB (8.1.7) and found out that there are several thousand of them.
>> Actually, only the TEMP tablespace has more extents.
>>
>> But this should not be so, since the objects in the SYSTEM tablespace
>> are almost never deleted or added. But this is a development DB, so it
>> happens that tables are created and deleted quite often. Could this be
>> the reason for the high fragmentation in this tablespace?
>>
>> By the way, which is the best way to get rid of fragmentation?
>>
>> Thanks
>>
>> Rick
>>
>
>
-- Thomas Kyte (tkyte@us.oracle.com) http://asktom.oracle.com/ Expert one on one Oracle, programming techniques and solutions for Oracle. http://www.amazon.com/exec/obidos/ASIN/1861004826/ Opinions are mine and do not necessarily reflect those of Oracle CorpReceived on Thu Dec 06 2001 - 05:54:44 CST