Re: compute_query_id and pg_stat_statements

From: Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>
To: Kyotaro Horiguchi <horikyota(dot)ntt(at)gmail(dot)com>
Cc: Julien Rouhaud <rjuju123(at)gmail(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, Andres Freund <andres(at)anarazel(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Stephen Frost <sfrost(at)snowman(dot)net>, Bruce Momjian <bruce(at)momjian(dot)us>, Christoph Berg <myon(at)debian(dot)org>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: compute_query_id and pg_stat_statements
Date: 2021-05-12 05:49:13
Message-ID: CAFj8pRB0isJLNBcom3czQCC3g7S6ZFc59jdPfps00r8j=dVZbg@mail.gmail.com
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Hi

> Ah, I missed that case. And we are wanting to use pg_stat_statements
> with (almost) zero-config? How about the following behavior?
>
>
Until now, the pg_stat_statements was zero-config. So the change is not
user friendly.

The idea so pg_stat_statements requires enabled computed_query_id is not
good. There should be dependency only on the queryid column.

Regards

Pavel

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