Re: Report planning memory in EXPLAIN ANALYZE

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От Ashutosh Bapat
Тема Re: Report planning memory in EXPLAIN ANALYZE
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Msg-id CAExHW5t4f0K6JrE1Yj3zzOJ3_FDb1M0eFpOVnANFUQ3e9WXwYA@mail.gmail.com
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Ответ на Re: Report planning memory in EXPLAIN ANALYZE  (jian he <jian.universality@gmail.com>)
Ответы Re: Report planning memory in EXPLAIN ANALYZE  (Alvaro Herrera <alvherre@alvh.no-ip.org>)
Список pgsql-hackers
On Mon, Dec 11, 2023 at 2:06 PM jian he <jian.universality@gmail.com> wrote:
>
> On Mon, Dec 4, 2023 at 3:24 PM Ashutosh Bapat
> <ashutosh.bapat.oss@gmail.com> wrote:
> >
> > On Fri, Dec 1, 2023 at 8:27 AM Andrei Lepikhov
> > <a.lepikhov@postgrespro.ru> wrote:
> > >
> > > On 30/11/2023 18:40, Alvaro Herrera wrote:
> > > > Well, SUMMARY is enabled by default with ANALYZE, and I'd rather not
> > > > have planner memory consumption displayed by default with all EXPLAIN
> > > > ANALYZEs.  So yeah, I still think this deserves its own option.
> > > >
> > > > But let's hear others' opinions on this point.  I'm only one vote here.
> > >
> > > I agree; it should be disabled by default. The fact that memory
> > > consumption outputs with byte precision (very uncomfortable for
> > > perception) is a sign that the primary audience is developers and for
> > > debugging purposes.
> >
> > That's 2 vs 1. Here's patch with MEMORY option added. Replying to
> > Alvaro's earlier relevant comments.
> >
>
> "Include information on planner's memory consumption. Specially,
> include the total memory allocated by the planner and net memory that
> remains used at the end of the planning. It defaults to
> <literal>FALSE</literal>.
> "
> doc/src/sgml/ref/explain.sgml
> I can view MemoryContextSizeDifference, figure out the meaning.
>
> But I am not sure "net memory that remains used at the end of the
> planning" is the correct description.
> (I am not native english speaker).

The word "net" is used as an adjective, see [1]

[1] https://www.merriam-webster.com/dictionary/net (as an adjective)

Does that help? Do you have any other wording proposal?

--
Best Wishes,
Ashutosh Bapat



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