From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
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To: | Julien Rouhaud <rjuju123(at)gmail(dot)com> |
Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, Magnus Hagander <magnus(at)hagander(dot)net>, Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com>, PostgreSQL Developers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
Subject: | Re: compute_query_id and pg_stat_statements |
Date: | 2021-04-25 17:17:03 |
Message-ID: | 2000204.1619371023@sss.pgh.pa.us |
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Julien Rouhaud <rjuju123(at)gmail(dot)com> writes:
> On Sun, Apr 25, 2021 at 11:39:55AM -0400, Tom Lane wrote:
>> I agree repeated warnings would be bad news. I was wondering if we could
>> arrange a single warning at the time pg_stat_statements is preloaded into
>> the postmaster. In this way, if you tried to use a configuration file
>> that used to work, you'd hopefully get some notice about why it no longer
>> does what you want. Also, if you are preloading pg_stat_statements, it
>> seems reasonable to assume that you'd like the global value of the flag
>> to be "on", even if there are use-cases for transiently disabling it.
> What about people who wants to use pg_stat_statements but are not ok with our
> query_id heuristics and use a third-party plugin for that?
They're still going to want the GUC set to something other than "off",
no? In any case it's just a one-time log message, so it's not likely
to be *that* annoying.
regards, tom lane
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