Re: ALTER SYSTEM SET command to change postgresql.conf parameters (RE: Proposal for Allow postgresql.conf values to be changed via SQL [review])

From: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Stephen Frost <sfrost(at)snowman(dot)net>, Dimitri Fontaine <dimitri(at)2ndquadrant(dot)fr>, Andres Freund <andres(at)2ndquadrant(dot)com>, Josh Berkus <josh(at)agliodbs(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: ALTER SYSTEM SET command to change postgresql.conf parameters (RE: Proposal for Allow postgresql.conf values to be changed via SQL [review])
Date: 2013-08-16 17:42:17
Message-ID: 20130816174217.GB6147@eldon.alvh.no-ip.org
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Robert Haas escribió:
> On Fri, Aug 9, 2013 at 8:44 AM, Stephen Frost <sfrost(at)snowman(dot)net> wrote:
> > A shared catalog which defined which *database* to run the trigger in,
> > with a way to fire off a new backend worker in that database and tell it
> > to run the trigger, might be interesting and would deal with the issue
> > that the trigger would behave differently depending on the database
> > connected to. That would bring along other issues, of course, but it
> > seemed an interesting enough idea to mention.
>
> Eh, maybe. I'm not sure there's enough use case for that to justify
> the amount of infrastructure it would require. I'm happy with the
> recent enhancements to background workers, but there's an awful lot of
> ground to cover between that and what you're proposing.

Yeah, agreed. There's a lot of infrastructure required for this; it
seems hard to justify it only to support disabling ALTER SYSTEM.

--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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