RE: Tuning Sorts

From: Johnson Poovathummoottil <joni_65_at_yahoo.com>
Date: Sat, 16 Jun 2001 17:37:49 -0700
Message-ID: <F001.0032C90B.20010616173018@fatcity.com>

• "Hillman, Alex" <Alex.Hillman_at_usmint.treas.gov> wrote:
  > Sort allocate memory in chunks of 8K,
  

Is that the general rule or does it depend on any parameter?

> should worry only in case
> when there are too many users who are doing large
> sorts simultaniously. Also
> I think memory is freed when records returned ( I am
> not sure).

Docs say that the memory once allocated to a sort is not retured to to OS but to the PGA. The docs are silent about when the memory is returned to the OS. Is it when user session ends or at instance restart?.

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Received on Sat Jun 16 2001 - 19:37:49 CDT