Re: [HACKERS] pgsql: Improve performance of SendRowDescriptionMessage.

From: Andres Freund <andres(at)anarazel(dot)de>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Noah Misch <noah(at)leadboat(dot)com>, pgsql-committers(at)postgresql(dot)org
Subject: Re: [HACKERS] pgsql: Improve performance of SendRowDescriptionMessage.
Date: 2017-10-13 18:24:05
Message-ID: 20171013182405.7smzzv3vw67o2fjy@alap3.anarazel.de
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On 2017-10-13 14:19:22 -0400, Tom Lane wrote:
> > So it'd probably better to introduce a FORCE_DISABLE_RESTRICT=yes, set
> > at the same place, that's then tested before running the relevant
> > configure check?
>
> +1. I think you don't actually have to skip the configure check,
> and there might be some value in letting it carry on normally
> (so that "restrict" is set properly). We'd just want it to affect
> what pg_restrict gets defined as. Something like

> if test "$ac_cv_c_restrict" = "no" -o "x$FORCE_DISABLE_RESTRICT" = "xyes"; then
> pg_restrict=""
> else
> pg_restrict="$ac_cv_c_restrict"

Yea, that works. Will make it so.

Greetings,

Andres Freund

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