Horton

Re: Fix incorrect start up costs for WindowAgg paths (bug #17862)

David Rowley <dgrowleyml@gmail.com>

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From: David Rowley <dgrowleyml@gmail.com>
To: Andy Fan <zhihui.fan1213@gmail.com>
Cc: PostgreSQL Developers <pgsql-hackers@lists.postgresql.org>, Tim Palmer <tim3sp@gmail.com>
Date: 2023-08-03T21:28:51Z
Lists: pgsql-hackers 
On Fri, 4 Aug 2023 at 02:02, Andy Fan <zhihui.fan1213@gmail.com> wrote:
> I have checked the updated patch and LGTM.

Thank you for reviewing.  I've pushed the patch to master only.

David

Commits

  1. Minor adjustments to WindowAgg startup cost code

  2. Account for startup rows when costing WindowAggs