Re: [PATCH] Incremental sort (was: PoC: Partial sort) - Mailing list pgsql-hackers

From Tomas Vondra
Subject Re: [PATCH] Incremental sort (was: PoC: Partial sort)
Date
Msg-id 20200406201145.ig56cdzrkt4u5mou@development
Whole thread Raw
In response to Re: [PATCH] Incremental sort (was: PoC: Partial sort)  (Tomas Vondra <tomas.vondra@2ndquadrant.com>)
Responses Re: [PATCH] Incremental sort (was: PoC: Partial sort)
List pgsql-hackers
On Mon, Apr 06, 2020 at 09:57:22PM +0200, Tomas Vondra wrote:
>Hi,
>
>I've pushed the fist part of this patch series - I've reorganized it a
>bit by moving the add_partial_path changes to the end. That way I've
>been able to add regression test demonstrating impact of the change on
>plans involving incremental sort nodes (which wouldn't be possible when
>committing the add_partial_path first). I'll wait a bit before pushing
>the two additional parts, so that if something fails we know which bit
>caused it.
>

Hmmm, I see the buildfarm is not happy about it - a couple of animals
failed, but some succeeded. The failure seems like a simple difference
in explain output, but it's not clear why would it happen (and I've
ran the tests many times but never seen this failure).

Investigating.

-- 
Tomas Vondra                  http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services 



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