Re: Does an upgrade of the db version affect index organization or number of entries returned from an index in a query?

From: rjamya <rjamya@xxxxxxxxx>
To: anelson77388@xxxxxxxxx
Date: Fri, 25 May 2007 15:10:14 -0400

We brought back one database to 9204 from 9208 for performance issues. There
is a tar open where we proved that when you go from 9204 to 9208, db reads
went up almost 4 times as it can be seen in statspack, oracle is working it.

rjamya

On 5/10/07, Allan Nelson <anelson77388@xxxxxxxxx> wrote:

  It really  seems like quite a bit of code in CBO changed.

References:
- Does an upgrade of the db version affect index organization or number of entries returned from an index in a query?
  - From: Allan Nelson
- Re: Does an upgrade of the db version affect index organization or number of entries returned from an index in a query?
  - From: Dennis Williams
- Re: Does an upgrade of the db version affect index organization or number of entries returned from an index in a query?
  - From: Allan Nelson
- RE: Does an upgrade of the db version affect index organization or number of entries returned from an index in a query?
  - From: Mark W. Farnham
- Re: Does an upgrade of the db version affect index organization or number of entries returned from an index in a query?
  - From: Allan Nelson

Re: Does an upgrade of the db version affect index organization or number of entries returned from an index in a query?

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