Re: Special-case executor expression steps for common combinations

From: Andreas Karlsson <andreas(at)proxel(dot)se>
To: Daniel Gustafsson <daniel(at)yesql(dot)se>
Cc: PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Andres Freund <andres(at)anarazel(dot)de>
Subject: Re: Special-case executor expression steps for common combinations
Date: 2025-03-08 16:15:23
Message-ID: 50180dcb-8e3d-4ce3-85ee-6c8d526375d3@proxel.se
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On 2/5/25 11:00 AM, Daniel Gustafsson wrote:
> This fell off the ever-growing TODO again. Re-reading it I still think it's a
> good idea, it applied almost cleanly still and still gives a slight performance
> improvement along with the more interesting refactoring which will make caching
> of expressions easier down the line.
>
> Attached is a rebased v4, unless there are objections I'll go ahead with this
> version.

+1 Still seems like a nice change to me too.

Andreas

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