| From: | Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com> |
|---|---|
| To: | Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> |
| Cc: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Robert Haas <robertmhaas(at)gmail(dot)com>, Kyotaro HORIGUCHI <horiguchi(dot)kyotaro(at)lab(dot)ntt(dot)co(dot)jp>, Jesper Pedersen <jesper(dot)pedersen(at)redhat(dot)com>, David Rowley <david(dot)rowley(at)2ndquadrant(dot)com>, Amit Langote <amitlangote09(at)gmail(dot)com>, Rajkumar Raghuwanshi <rajkumar(dot)raghuwanshi(at)enterprisedb(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, Beena Emerson <memissemerson(at)gmail(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: reorganizing partitioning code (was: Re: [HACKERS] path toward faster partition pruning) |
| Date: | 2018-02-13 14:08:55 |
| Message-ID: | CAFjFpReeAPmo6U1UWsiD29bse8k--JMWgmJ9WB1Sf_8CTfy9PA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Feb 13, 2018 at 2:17 PM, Amit Langote
<Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> wrote:
>
> Agree with the proposed reorganizing and adding a partcache.c, which I
> tried to do in the attached patch.
>
> * The new src/backend/utils/cache/partcache.c contains functions that
> initialize relcache's partitioning related fields. Various partition
> bound comparison and search functions (and then some) that work off of the
> cached information are moved.
Are you moving partition bound comparison functions to partcache.c?
They will also used by optimizer, so may be leave them out of
partcache.c?
--
Best Wishes,
Ashutosh Bapat
EnterpriseDB Corporation
The Postgres Database Company
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