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From: Jonathan S. Katz <jkatz@postgresql.org>
To: Andrew Dunstan <andrew@dunslane.net>
To: Andres Freund <andres@anarazel.de>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Amit Langote <amitlangote09@gmail.com>
Cc: David Rowley <dgrowleyml@gmail.com>
Cc: Alvaro Herrera <alvherre@alvh.no-ip.org>
Cc: Michael Paquier <michael@paquier.xyz>
Cc: John Naylor <john.naylor@enterprisedb.com>
Cc: Peter Geoghegan <pg@bowt.ie>
Cc: PostgreSQL-development <pgsql-hackers@postgresql.org>
Cc: Nikita Glukhov <n.gluhov@postgrespro.ru>
Subject: Re: PG 15 (and to a smaller degree 14) regression due to ExprEvalStep size
Date: Tue, 9 Aug 2022 16:19:33 -0400
Message-ID: <363285e0-7f98-593b-4380-3ef2fe3fb66a@postgresql.org> (raw)
In-Reply-To: <bde2f89f-c0b2-a8e9-126a-ac3686f0cbb0@dunslane.net>
References: <CA+HiwqEp=vF=0=tUPYz2N3OOp+19CgCrNBgLUUK7SWec_YZ5UQ@mail.gmail.com>
	<20220802003947.x2ezq7u7pkmxt6ie@awork3.anarazel.de>
	<CA+HiwqHU+wWGNjzk=5eV15Nth3jySbQeeUFnVfbZ1F3M6QUjDA@mail.gmail.com>
	<20220802150022.jqomxwum5eazybfv@awork3.anarazel.de>
	<CA+HiwqEe3n-v86zy4gL2g+BWZDxwEtVeGX8YuOqRh8y7R8QPPw@mail.gmail.com>
	<20220805203656.mdgmajvsahi5srcy@awork3.anarazel.de>
	<787cef45-15de-8f1d-ed58-a1c1435bfc0e@postgresql.org>
	<32d4a1e4-d218-b129-205e-e123ebaef6b8@dunslane.net>
	<4b02e8a0-2541-a739-d1e7-6cdd29239b24@postgresql.org>
	<35778.1660072664@sss.pgh.pa.us>
	<20220809192257.yanxb6cazo2tjkkh@awork3.anarazel.de>
	<db18638e-f98b-b39e-e27f-75f8b2d6dfe1@postgresql.org>
	<bde2f89f-c0b2-a8e9-126a-ac3686f0cbb0@dunslane.net>

On 8/9/22 4:15 PM, Andrew Dunstan wrote:
> 
> On 2022-08-09 Tu 15:50, Jonathan S. Katz wrote:
>> On 8/9/22 3:22 PM, Andres Freund wrote:

>>
>>> OTOH, it's not a great sign  this is around json again...
>>
>> Yeah, I was thinking about that too.
> 
> 
> Ouch :-(
> 
> I think after 10 years of being involved with our JSON features, I'm
> going to take a substantial break on that front.

I hope that wasn't taken as a sleight, but just an observation. There 
are other feature areas where I can make similar observations. All this 
work around a database system is challenging as there are many 
considerations that need to be made.

You've done an awesome job driving the JSON work forward and it is 
greatly appreciated.

Thanks,

Jonathan


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