Re: BUG #16376: ALTER SYSTEM incorrectly quotes empty list

From: "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>
To: tejeswarm(at)hotmail(dot)com, PostgreSQL mailing lists <pgsql-bugs(at)lists(dot)postgresql(dot)org>
Subject: Re: BUG #16376: ALTER SYSTEM incorrectly quotes empty list
Date: 2020-04-17 22:56:40
Message-ID: CAKFQuwan41enUBi+Pwb9X5D-L0JVGxBkuYnfiOa3Te5WJVy1hA@mail.gmail.com
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On Fri, Apr 17, 2020 at 2:21 PM PG Bug reporting form <
noreply(at)postgresql(dot)org> wrote:

> The following bug has been logged on the website:
>
> Bug reference: 16376
> Logged by: Teja Mupparti
> Email address: tejeswarm(at)hotmail(dot)com
> PostgreSQL version: 11.0
> Operating system: Linux
> Description:
>
> Some applications set Postgres parameters using GUI(s) Once a value is set
> and deselected later, it issues a SQL
> ALTER SYSTEM set shared_preload_libraries = '';
>

Well, its their bug, not ours, given that we specify two valid ways to
accomplish this goal. SET TO DEFAULT, and RESET.

Whether we want to apply the feature enhancement is another question but it
probably wouldn't be back-patched nor make it in for another year and
more. I'm also inclined to think that we are unlikely to change our minds.

David J.

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