From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@anarazel.de>
Cc: pgsql-hackers@lists.postgresql.org
Subject: Re: pgsql: Prevent instability in contrib/pageinspect's regression test.
Date: Mon, 21 Nov 2022 12:35:15 -0500
Message-ID: <3215927.1669052115@sss.pgh.pa.us> (raw)
In-Reply-To: <3214376.1669051457@sss.pgh.pa.us>
References: <E1ox94a-000EHu-VH@gemulon.postgresql.org>
<20221121172206.h6kywxrzqcmhoqom@awork3.anarazel.de>
<3214376.1669051457@sss.pgh.pa.us>
I wrote:
> Andres Freund <andres@anarazel.de> writes:
>> Looks like a chunk of the buildfarm doesn't like this - presumably because
>> they use force_parallel_mode = regress. Seems ok to just force that to off in
>> this test?
> Ugh ... didn't occur to me to try that. I'll take a look.
Hmm, so the problem is:
SELECT octet_length(get_raw_page('test1', 'main', 0)) AS main_0;
ERROR: cannot access temporary tables during a parallel operation
Why in the world is get_raw_page() marked as parallel safe?
It clearly isn't, given this restriction.
regards, tom lane
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To: pgsql-committers@postgresql.org
Cc: tgl@sss.pgh.pa.us, andres@anarazel.de, pgsql-hackers@lists.postgresql.org
Subject: Re: pgsql: Prevent instability in contrib/pageinspect's regression test.
In-Reply-To: <3215927.1669052115@sss.pgh.pa.us>
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