Re: PG 15 (and to a smaller degree 14) regression due to ExprEvalStep size

From: David Rowley <dgrowleyml(at)gmail(dot)com>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Nikita Glukhov <n(dot)gluhov(at)postgrespro(dot)ru>, Andrew Dunstan <andrew(at)dunslane(dot)net>
Subject: Re: PG 15 (and to a smaller degree 14) regression due to ExprEvalStep size
Date: 2022-06-28 19:18:27
Message-ID: CAApHDvpknOKh5vO25suMCM_kk1nhwdS6F-kgut2TJCNuRBUruw@mail.gmail.com
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On Sat, 18 Jun 2022 at 05:21, Andres Freund <andres(at)anarazel(dot)de> wrote:
>
> On 2022-06-17 14:14:54 +1200, David Rowley wrote:
> > So, there appears to be no performance regression due to the extra
> > indirection. There's maybe even some gains due to the smaller step
> > size.
>
> "smaller step size"?

I mean smaller sizeof(ExprEvalStep).

David

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