Horton

Re: [Patch] Windows relation extension failure at 2GB and 4GB

Thomas Munro <thomas.munro@gmail.com>

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From: Thomas Munro <thomas.munro@gmail.com>
To: Michael Paquier <michael@paquier.xyz>
Cc: Bryan Green <dbryan.green@gmail.com>, pgsql-hackers@lists.postgresql.org
Date: 2025-11-07T02:56:07Z
Lists: pgsql-hackers

Commits

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  1. Replace off_t by pgoff_t in I/O routines

  2. Add check for large files in meson.build

On Fri, Nov 7, 2025 at 3:13 PM Michael Paquier <michael@paquier.xyz> wrote:
> There is a cc.sizeof(), which I guess should be enough to report the
> size of off_t, and fail if we try a size larger than 4GB for the
> segment file when a 4-byte off_t is detected.

(It's signed per POSIX and on Windows so I assume you meant to write 2GB here.)