| From: | Magnus Hagander <magnus(at)hagander(dot)net> |
|---|---|
| To: | Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com> |
| Cc: | Julien Rouhaud <rjuju123(at)gmail(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Nitin Jadhav <nitinjadhavpostgres(at)gmail(dot)com>, Hannu Krosing <hannuk(at)google(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, torikoshia <torikoshia(at)oss(dot)nttdata(dot)com>, Atsushi Torikoshi <atorik(at)gmail(dot)com>, Tatsuro Yamada <tatsuro(dot)yamada(dot)tf(at)nttcom(dot)co(dot)jp>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>, Evgeny Efimkin <efimkin(at)yandex-team(dot)ru>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Feature improvement: can we add queryId for pg_catalog.pg_stat_activity view? |
| Date: | 2021-04-23 10:11:31 |
| Message-ID: | CABUevEyLkmQfZCFYwEi2qmqbbzkQbgvPpxShUgVo7JM40TJ-uw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, Apr 23, 2021 at 12:04 PM Fujii Masao
<masao(dot)fujii(at)oss(dot)nttdata(dot)com> wrote:
>
>
>
> On 2021/04/23 18:46, Magnus Hagander wrote:
> > On Fri, Apr 23, 2021 at 9:10 AM Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com> wrote:
> >>
> >>
> >>
> >> On 2021/04/22 18:23, Julien Rouhaud wrote:
> >>> On Thu, Apr 22, 2021 at 12:28:11AM +0900, Fujii Masao wrote:
> >>>>
> >>>> I found another small issue in pg_stat_statements docs. The following
> >>>> description in the docs should be updated so that toplevel is included?
> >>>>
> >>>>> This view contains one row for each distinct database ID, user ID and query ID
> >>>
> >>> Indeed! I'm adding Magnus in Cc.
> >>>
> >>> PFA a patch to fix at, and also mention that toplevel will only
> >>> contain True values if pg_stat_statements.track is set to top.
> >>
> >> Thanks for the patch! LGTM.
> >
> > Agreed, in general. But going by the example a few lines down, I
> > changed the second part to:
> > True if the query was executed as a top level statement
> > + (if <varname>pg_stat_statements.track</varname> is set to
> > + <literal>all</literal>, otherwise always false)
>
> Isn't this confusing? Users may mistakenly read this as that the toplevel
> column always indicates false if pg_stat_statements.track is not "all".
Hmm. I think you're right. It should say "always true", shouldn't it?
So not just confusing, but completely wrong? :)
--
Magnus Hagander
Me: https://www.hagander.net/
Work: https://www.redpill-linpro.com/
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