Re: Expand applicability of aggregate's sortop optimization

From: Michael Paquier <michael(at)paquier(dot)xyz>
To: Andrei Lepikhov <lepihov(at)gmail(dot)com>
Cc: David Rowley <dgrowleyml(at)gmail(dot)com>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Expand applicability of aggregate's sortop optimization
Date: 2024-10-08 01:19:43
Message-ID: ZwSIrymcHJiqxu3Q@paquier.xyz
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On Tue, Oct 01, 2024 at 04:25:59PM +0700, Andrei Lepikhov wrote:
> I have written a sketch patch to implement the idea with aggregate
> prosupport in code - see the attachment.
> My intention was to provide an example, not a ready-to-commit patch.
> As I see, the only problem there lies in the tests - CREATE AGGREGATE
> doesn't allow us to set a prosupport routine, and we need to update the
> pg_proc table manually.

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--
Michael

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