Re: How about a psql backslash command to show GUCs?

From: "Jonathan S(dot) Katz" <jkatz(at)postgresql(dot)org>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Christoph Berg <myon(at)debian(dot)org>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, Julien Rouhaud <rjuju123(at)gmail(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>, Joe Conway <mail(at)joeconway(dot)com>, Mark Dilger <mark(dot)dilger(at)enterprisedb(dot)com>, Andrew Dunstan <andrew(at)dunslane(dot)net>, David Rowley <dgrowleyml(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: How about a psql backslash command to show GUCs?
Date: 2022-06-08 00:09:18
Message-ID: 256f136e-d005-867a-f70a-441f5594313e@postgresql.org
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On 6/7/22 1:02 PM, Tom Lane wrote:

> In any case, I expect that we'd apply this patch only to HEAD, which
> means that when using psql's \dconfig against a pre-v15 server,
> you'd still see these settings that we're trying to hide.
> That doesn't bother me too much, but maybe some would find it
> confusing.

Well, "\dconfig" is a v15 feature, and though it's in the client, the
best compatibility for it will be with v15. I think it's OK to have the
behavior different in v15 vs. older versions.

Jonathan

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