| From: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> |
|---|---|
| To: | Michael Paquier <michael(at)paquier(dot)xyz> |
| Cc: | Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>, mathias(at)brossard(dot)org, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: ToDo: show size of partitioned table |
| Date: | 2018-10-31 07:41:45 |
| Message-ID: | CAFj8pRBfTOkqJEEmNOwcsD66fWwznzLE9g8Yq2nwAGpTS8T2wQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
st 31. 10. 2018 v 8:38 odesílatel Michael Paquier <michael(at)paquier(dot)xyz>
napsal:
> On Wed, Oct 31, 2018 at 03:34:02PM +0900, Amit Langote wrote:
> > On 2018/10/31 15:30, Pavel Stehule wrote:
> >> I am not sure. Has not sense run this test over empty database, and some
> >> bigger database can increase running.
> >>
> >> More the size can be platform depend.
> >
> > Okay, sure.
>
> Well, that would mostly depend on the relation page size which is
> defined at compilation, no? The plans of some queries are unstable
> depending on the page size so they would fail, but let's limit the
> damage if possible.
>
I am not sure - I remember one private test that we did on our patches, and
this tests fails sometimes on 32bits. So I afraid about stability.
Regards
Pavel
--
> Michael
>
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