Re: [PATCH] Stop ALTER SYSTEM from making bad assumptions

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: David Fetter <david(at)fetter(dot)org>
Cc: Ian Barwick <ian(dot)barwick(at)2ndquadrant(dot)com>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Stephen Frost <sfrost(at)snowman(dot)net>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [PATCH] Stop ALTER SYSTEM from making bad assumptions
Date: 2019-08-05 16:25:05
Message-ID: 4768.1565022305@sss.pgh.pa.us
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David Fetter <david(at)fetter(dot)org> writes:
> On Mon, Aug 05, 2019 at 03:52:07PM +0900, Ian Barwick wrote:
>> On 8/4/19 1:59 AM, Tom Lane wrote:
>>> I think we should just accept the facts on the ground, which are that
>>> some tools modify pg.auto.conf by appending to it

>> +1. It's just a text file...

> So are crontab and /etc/passwd, but there are gizmos that help make it
> difficult for people to write complete gobbledygook to those. Does it
> make sense to discuss tooling of that type?

Perhaps as a future improvement, but it's not happening for v12,
at least not unless you accept "use ALTER SYSTEM in a standalone
backend" as a usable answer.

regards, tom lane

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