From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
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To: | Andres Freund <andres(at)anarazel(dot)de> |
Cc: | pgsql-hackers(at)lists(dot)postgresql(dot)org |
Subject: | Re: pgsql: Prevent instability in contrib/pageinspect's regression test. |
Date: | 2022-11-21 17:35:15 |
Message-ID: | 3215927.1669052115@sss.pgh.pa.us |
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I wrote:
> Andres Freund <andres(at)anarazel(dot)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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