From: | Dave Cramer <pg(at)fastcrypt(dot)com> |
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To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Craig Ringer <craig(at)2ndquadrant(dot)com>, "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp>, Ian Barwick <ian(dot)barwick(at)2ndquadrant(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: let's make the list of reportable GUCs configurable (was Re: Add %r substitution for psql prompts to show recovery status) |
Date: | 2019-07-11 16:08:54 |
Message-ID: | CADK3HHJVh+JkVzdpu301OytD1-5haR=CSaQrPHdSRsuERXn2jA@mail.gmail.com |
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Lists: | pgsql-hackers |
On Thu, 11 Jul 2019 at 10:19, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
> On Thu, Jul 11, 2019 at 10:11 AM Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> > Robert Haas <robertmhaas(at)gmail(dot)com> writes:
> > > 3. I'm not sure that just ignoring any GUCs we don't find is the right
> > > thing. I'm also not sure that it's the wrong thing, but it might be.
> > > My question is: what if there's an extension-owned GUC in play? The
> > > library probably isn't even loaded at this stage, unless it's in
> > > shared_preload_libraries.
> >
> > Gut reaction is that define_custom_variable would need to consult
> > the list to see if a newly-defined variable should be marked GUC_REPORT.
>
This suggests creating a list in guc.c instead. I'm unclear as to the
visibility of variables in there
How do I make this list visible only to the session ?
Dave Cramer
davec(at)postgresintl(dot)com
www.postgresintl.com
>
>
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