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FW: Handling tables with very frequent inserts ....

From: <Kamesh.J.Mantri_at_citicorp.com>
Date: Tue, 25 Jul 2000 13:41:21 +0530
Message-Id: <10569.112839@fatcity.com>


Gurus, Pl. answer my query below.

Kamesh.

-----Original Message-----
From: Kamesh.J.Mantri [mailto:Kamesh.J.Mantri_at_citicorp.com] Sent: Monday,July 24, 2000 11:35 AM
To: ORACLE-L
Cc: Kamesh.J.Mantri
Subject: Handling tables with very frequent inserts ....

Hi Gurus,

   I have a table(audit log)which gets atleast 3inserts/sec with immediate
(Transaction Based)commits thru out the year 24/7.
The vsize of each record is around 8000 bytes.

One morething is that I need to purge rows every EOD which are older than 3 days from the current date & time with a procedure.

Now my questions :

  1. How many rollback segments do I need to have and what is the size of each approx ?
  2. What type of mechanism I should use to purge the rows in the procedure ? My present solution for deleteing the rows is to delete the rows is to split the whole set of rows in sets of 5 min in loop and then delete them with immediate commits to avoid rollback contention. Will this work ?

It would be great if anyone could give me suggestions in this regard.

Regards,
Kamesh.

-- 
Author: 
  INET: Kamesh.J.Mantri_at_citicorp.com

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Received on Tue Jul 25 2000 - 03:11:21 CDT

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