Re: BUG #15523: \df command not working in psql 10.4 postgres 11.1 version

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>
Cc: kmvaishakha(at)gmail(dot)com, pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: BUG #15523: \df command not working in psql 10.4 postgres 11.1 version
Date: 2018-11-27 14:49:25
Message-ID: 32663.1543330165@sss.pgh.pa.us
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Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> writes:
> On 2018-Nov-27, PG Bug reporting form wrote:
>> ERROR: column p.proisagg does not exist
>> LINE 6: WHEN p.proisagg THEN 'agg'

> Ugh ... looks like we should have a test script that runs psql against
> all older supported versions with all backslash commands to ensure
> everything works correctly. Cross-version support is not complicated,
> we just need to remind people to do it.

No, this appears to be a forward-compatibility problem not a
backward-compatibility one.

Getting a time machine *is* complicated.

regards, tom lane

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