Re: Aw: Re:  BUG #17647: 12.12 package has difference on ubuntu 18.04

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Mike Fröhner <mikefroehner(at)gmx(dot)de>
Cc: Julien Rouhaud <rjuju123(at)gmail(dot)com>, pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: Aw: Re:  BUG #17647: 12.12 package has difference on ubuntu 18.04
Date: 2022-10-18 21:07:41
Message-ID: 2733626.1666127261@sss.pgh.pa.us
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=?UTF-8?Q?Mike_Fr=C3=B6hner?= <mikefroehner(at)gmx(dot)de> writes:
> But to ensure we understand correctly - I am not talking about pg14 or
> pg15. We have noticed the changed behavior ONLY while using
> postgresql-12 package on Ubuntu 18.04 with libpq5 upgraded from
> 14.5-1.pgdg18.04+1 to 15.0-1.pgdg18.04+1 and postgresql-client-common +
> postgresql-common upgraded from 243.pgdg18.04+1 to 244.pgdg18.04+1.

It's libpq that determines this behavior, not the server, so I find
nothing whatever surprising in your statement.

> For now I am fine with adjusted command in our testing suite. But it is
> still strange the same command works on all versions of Ubuntu LTS but
> not on Ubuntu 18.04.

Probably they've not updated libpq so quickly in the LTS distros.

regards, tom lane

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