Re: Make query cancellation keys longer

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Jelte Fennema-Nio <postgres(at)jeltef(dot)nl>
Cc: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Subject: Re: Make query cancellation keys longer
Date: 2025-02-26 20:18:45
Message-ID: CA+TgmoaV2EZhii2E9UHfmkQaUmthVLjpD7V62NuuhcnT1wPj0Q@mail.gmail.com
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On Tue, Feb 25, 2025 at 9:28 AM Jelte Fennema-Nio <postgres(at)jeltef(dot)nl> wrote:
> So to be clear: the current patchset *does not* change any client
> defaults. libpq will still connect to a server using the protocol
> version 3.0 by default. It will only connect with 3.2 unless
> instructed explicitly in the connection string using
> min/max_protocol_version. So no breakage by default is going to
> happen, and very few users will hit any breakage at all, because they
> won't change the default.

Ah, interesting. I didn't realize that you had done this in a way
where it wasn't enabled by default. I think that's different from what
was proposed before, but maybe I'm not remembering correctly.

--
Robert Haas
EDB: http://www.enterprisedb.com

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