Re: Add 64-bit XIDs into PostgreSQL 15

From: Heikki Linnakangas <hlinnaka(at)iki(dot)fi>
To: Maxim Orlov <orlovmg(at)gmail(dot)com>, Yura Sokolov <y(dot)sokolov(at)postgrespro(dot)ru>
Cc: Evgeny Voropaev <evgeny(dot)voropaev(at)tantorlabs(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>, Andrey Borodin <x4mmm(at)yandex-team(dot)ru>, Robert Haas <robertmhaas(at)gmail(dot)com>
Subject: Re: Add 64-bit XIDs into PostgreSQL 15
Date: 2026-02-07 22:56:55
Message-ID: 312bdda2-addb-4602-a092-bc90733139a0@iki.fi
Views: Whole Thread | Raw Message | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On 25/11/2025 08:12, Maxim Orlov wrote:
> -typedef uint32 TransactionId;
> +typedef uint64 TransactionId;

I'm not sure I'm on board with this, BTW. My hunch is this'll be a much
smaller patch if you mostly stick to 32-bit representation in memory.

- Heikki

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Heikki Linnakangas 2026-02-07 23:44:05 Re: Changing shared_buffers without restart
Previous Message Heikki Linnakangas 2026-02-07 22:47:02 Re: Add 64-bit XIDs into PostgreSQL 15