Re: Zstandard support for toast compression - Mailing list pgsql-hackers

From Michael Paquier
Subject Re: Zstandard support for toast compression
Date
Msg-id YosOhq/syiq3IJvC@paquier.xyz
Whole thread Raw
In response to Re: Zstandard support for toast compression  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: Zstandard support for toast compression
List pgsql-hackers
On Thu, May 19, 2022 at 04:12:01PM -0400, Robert Haas wrote:
> On Thu, May 19, 2022 at 4:20 AM Michael Paquier <michael@paquier.xyz> wrote:
>> Btw, shouldn't we have something a bit more, err, extensible for the
>> design of an extensible varlena header?  If we keep it down to some
>> bitwise information, we'd be fine for a long time but it would be
>> annoying to review again an extended design if we need to extend it
>> with more data.
>
> What do you have in mind?

A per-varlena checksum was one thing that came into my mind.
--
Michael

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