Re: Feature improvement: can we add queryId for pg_catalog.pg_stat_activity view?
Zhihong Yu <zyu@yugabyte.com>
From: Zhihong Yu <zyu@yugabyte.com>
To: Bruce Momjian <bruce@momjian.us>
Cc: Julien Rouhaud <rjuju123@gmail.com>, Hannu Krosing <hannuk@google.com>, Robert Haas <robertmhaas@gmail.com>, Pavel Stehule <pavel.stehule@gmail.com>, Tom Lane <tgl@sss.pgh.pa.us>, Alvaro Herrera <alvherre@alvh.no-ip.org>, Michael Paquier <michael@paquier.xyz>,
torikoshia <torikoshia@oss.nttdata.com>, Atsushi Torikoshi <atorik@gmail.com>,
Tatsuro Yamada <tatsuro.yamada.tf@nttcom.co.jp>, Tomas Vondra <tomas.vondra@2ndquadrant.com>,
Evgeny Efimkin <efimkin@yandex-team.ru>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2021-03-23T00:17:15Z
Lists: pgsql-hackers
Hi, For queryjumble.c : + * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group The year should be updated. Same with queryjumble.h Cheers On Mon, Mar 22, 2021 at 2:56 PM Bruce Momjian <bruce@momjian.us> wrote: > On Sat, Mar 20, 2021 at 02:12:34PM +0800, Julien Rouhaud wrote: > > On Fri, Mar 19, 2021 at 12:53:18PM -0400, Bruce Momjian wrote: > > > > > > Well, given we don't really want to support multiple query id types > > > being generated or displayed, the "error out" above should fix it. > > > > > > Let's do this --- tell extensions to error out if the query id is > > > already set, either by compute_query_id or another extension. If an > > > extension wants to generate its own query id and store is internal to > > > the extension, that is fine, but the server-displayed query id should > be > > > generated once and never overwritten by an extension. > > > > Agreed, this will ensure that you won't dynamically change the queryid > source. > > > > We should also document that changing it requires a restart and calling > > pg_stat_statements_reset() afterwards. > > > > v19 adds some changes, plus extra documentation for pg_stat_statements > about > > the requirement for a queryid to be calculated, and a note that all > documented > > details only apply for in-core source. I'm not sure if this is still > the best > > place to document those details anymore though. > > OK, after reading the entire thread, I don't think there are any > remaining open issues with this patch and I think this is ready for > committing. I have adjusted the doc section of the patches, attached. > I have marked myself as committer in the commitfest app and hope to > apply it in the next few days based on feedback. > > -- > Bruce Momjian <bruce@momjian.us> https://momjian.us > EDB https://enterprisedb.com > > If only the physical world exists, free will is an illusion. > >
Commits
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Clarify description of pg_stat_statements columns
- b4deefc39b93 15.0 landed
- 3b57d5af7435 14.0 landed
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Fix wording in description of pg_stat_statements.toplevel
- f9e6d00df029 14.0 landed
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Mention that toplevel is part of pg_stat_statements key.
- 7531fcb1fcf5 14.0 landed
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adjust query id feature to use pg_stat_activity.query_id
- 9660834dd8bf 14.0 landed
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Update copyright for 2021
- ca3b37487be3 14.0 cited
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Take the statistics collector out of the loop for monitoring backends'
- b13c9686d084 8.2.0 cited