Re: Test slots invalidations in 035_standby_logical_decoding.pl only if dead rows are removed

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Michael Paquier <michael(at)paquier(dot)xyz>
Cc: Bertrand Drouvot <bertranddrouvot(dot)pg(at)gmail(dot)com>, Alexander Lakhin <exclusion(at)gmail(dot)com>, "Yu Shi (Fujitsu)" <shiy(dot)fnst(at)fujitsu(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Test slots invalidations in 035_standby_logical_decoding.pl only if dead rows are removed
Date: 2024-01-15 04:08:39
Message-ID: 1375923.1705291719@sss.pgh.pa.us
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Michael Paquier <michael(at)paquier(dot)xyz> writes:
> While thinking about that, a second idea came into my mind: a
> superuser-settable developer GUC to disable such WAL records to be
> generated within certain areas of the test. This requires a small
> implementation, but nothing really huge, while being portable
> everywhere. And it is not the first time I've been annoyed with these
> records when wanting a predictible set of WAL records for some test
> case.

Hmm ... I see what you are after, but to what extent would this mean
that what we are testing is not our real-world behavior?

regards, tom lane

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