From: | Zhihong Yu <zyu(at)yugabyte(dot)com> |
---|---|
To: | Alexander Korotkov <aekorotkov(at)gmail(dot)com> |
Cc: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Paul A Jungwirth <pj(at)illuminatedcomputing(dot)com>, Justin Pryzby <pryzby(at)telsasoft(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Jeff Davis <pgsql(at)j-davis(dot)com>, Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, David Fetter <david(at)fetter(dot)org> |
Subject: | Re: range_agg |
Date: | 2020-12-27 17:53:13 |
Message-ID: | CALNJ-vSy2c5zeUME3Segq3tZEKxoK299AxrhfTLP8ipJph5ioA@mail.gmail.com |
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Lists: | pgsql-hackers |
Hi,
This is not an ideal way to index multirages, but something we can easily
have.
typo: multiranges
Cheers
On Sun, Dec 27, 2020 at 1:50 AM Alexander Korotkov <aekorotkov(at)gmail(dot)com>
wrote:
> On Thu, Dec 17, 2020 at 10:10 PM Alexander Korotkov
> <aekorotkov(at)gmail(dot)com> wrote:
> >
> > I think this patch is very close to committable. I'm going to spend
> > some more time further polishing it and commit (if I don't find a
> > major issue or face objections).
>
> The main patch is committed. I've prepared a set of improvements.
> 0001 Fixes bug in bsearch comparison functions
> 0002 Implements missing @> (range,multirange) operator and its commutator
> 0003 Does refactors signatures of *_internal() multirange functions
> 0004 Adds cross-type (range, multirange) operators handling to
> existing range GiST opclass
> 0005 Adds support for GiST multirange indexing by approximation of
> multirange as the union range with no gaps
>
> The patchset is quite trivial. I'm going to push it if there are no
> objections.
>
> The SP-GiST handling is more tricky and requires substantial work.
>
> ------
> Regards,
> Alexander Korotkov
>
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