Re: ZStandard (with dictionaries) compression support for TOAST compression

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Nikhil Kumar Veldanda <veldanda(dot)nikhilkumar17(at)gmail(dot)com>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: ZStandard (with dictionaries) compression support for TOAST compression
Date: 2025-03-06 19:15:03
Message-ID: CA+TgmoYpeT3YP1mpZKO6k2jA3XuLDs_jaftcHM0WtEqCSSDu2Q@mail.gmail.com
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On Thu, Mar 6, 2025 at 12:43 AM Nikhil Kumar Veldanda
<veldanda(dot)nikhilkumar17(at)gmail(dot)com> wrote:
> Notably, this is the first compression algorithm for Postgres that can make use of a dictionary to provide higher levels of compression, but dictionaries have to be generated and maintained,

I think that solving the problems around using a dictionary is going
to be really hard. Can we see some evidence that the results will be
worth it?

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

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