On 9/11/07, Pavan Deolasee <[EMAIL PROTECTED]> wrote:
> - Track the minimum xmin in the page header to avoid repeated
> (wasted) attempts to prune a Prunable page in the presence of long running
> transactions.
I would actually think twice before even doing this because this would lead
complete change in heap page structure and stop people from upgrading
to 8.3 without a complete dump/restore. I don't remember 8.3 introduces any
significant change which already enforces that.


Pavan Deolasee
EnterpriseDB     http://www.enterprisedb.com

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