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From: Jaime Casanova <[email protected]>
To: Jeff Davis <[email protected]>
Cc: David Rowley <[email protected]>
Cc: Thomas <[email protected]>
Cc: PostgreSQL Developers <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Subject: Re: Patch: Range Merge Join
Date: Mon, 4 Oct 2021 16:27:54 -0500
Message-ID: <20211004212754.GA30366@ahch-to> (raw)
In-Reply-To: <[email protected]>
References: <CAMWfgiAsJgVrkbrsv740Y2=2duO4rVYRhaD08EhFqBuJFmBH1A@mail.gmail.com>
	<CAApHDvoyAAkJjZ=DxyOMDhSNDg3Fo799OAF6c8gzfLWBMNaK0Q@mail.gmail.com>
	<[email protected]>

On Thu, Jun 10, 2021 at 07:14:32PM -0700, Jeff Davis wrote:
> On Thu, 2021-06-10 at 15:09 +1200, David Rowley wrote:
> > It shouldn't be a blocker for you, but just so you're aware, there
> > was
> > a previous proposal for this in [1] and a patch in [2].  I've include
> > Jeff here just so he's aware of this. Jeff may wish to state his
> > intentions with his own patch. It's been a few years now.
> 
> Great, thank you for working on this!
> 
> I'll start with the reason I set the work down before: it did not work
> well with multiple join keys. That might be fine, but I also started
> thinking it was specialized enough that I wanted to look into doing it
> as an extension using the CustomScan mechanism.
> 
> Do you have any solution to working better with multiple join keys? And
> do you have thoughts on whether it would be a good candidate for the
> CustomScan extension mechanism, which would make it easier to
> experiment with?
> 

Hi,

It seems this has been stalled since jun-2021. I intend mark this as
RwF unless someone speaks in the next hour or so.

-- 
Jaime Casanova
Director de Servicios Profesionales
SystemGuards - Consultores de PostgreSQL

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