Re: Preventing indirection for IndexPageGetOpaque for known-size page special areas

From: Bruce Momjian <bruce(at)momjian(dot)us>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Peter Geoghegan <pg(at)bowt(dot)ie>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, Michael Paquier <michael(at)paquier(dot)xyz>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Preventing indirection for IndexPageGetOpaque for known-size page special areas
Date: 2022-04-18 20:04:32
Message-ID: Yl3EUNGA+ve1IRZ4@momjian.us
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On Thu, Apr 7, 2022 at 03:11:24PM -0400, Robert Haas wrote:
> On Thu, Apr 7, 2022 at 2:43 PM Peter Geoghegan <pg(at)bowt(dot)ie> wrote:
> > But if we were in a green-field situation we'd probably not want to
> > use up several bytes for a nonse anyway. You said so yourself.
>
> I don't know what statement of mine you're talking about here, and
> while I don't love using up space for a nonce, it seems to be the way
> this encryption stuff works. I don't see that there's a reasonable
> alternative, green field or no.

Uh, XTS doesn't require a nonce, so why are talking about nonces in this
thread?

--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com

Indecision is a decision. Inaction is an action. Mark Batterson

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