RE: Defragmenting a database

You could also use the compress-option of the export to have all extents put back into one initial extent.

Just my 2 cents worth ...

> -----Original Message-----
> From: cemail_at_sprintmail.com [SMTP:cemail_at_sprintmail.com]
> Sent: Tuesday, October 10, 2000 2:31 AM
> To: Multiple recipients of list ORACLE-L
> Subject: Defragmenting a database
>
>
> Some of our objects have up to 3000 extents and we are starting
> to have load issues and performance issues. I know that I need
> to do an export, recreate the object with a larger initial extent
> and then import the data back in. What do you do about the constraints?
> I don't want to go to import and then get constraint violations.
> Do you have to export the offending object and all of the tables
> related to it and then import them all back in at the same time?
>
> Also some of the objects are indexes. This is Oracle 8.0.5 on
> HPUX. After doing the export/import on the tables would it be
> easier to just rebuild the indexes with different storage parameters
> versus dropping and recreating?
>
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Received on Tue Oct 10 2000 - 03:59:50 CDT