Horton

Re: The ability of postgres to determine loss of files of the main fork

Laurenz Albe <laurenz.albe@cybertec.at>

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From: Laurenz Albe <laurenz.albe@cybertec.at>
To: Frits Hoogland <frits.hoogland@gmail.com>, Aleksander Alekseev <aleksander@tigerdata.com>
Cc: pgsql-hackers@lists.postgresql.org
Date: 2025-10-01T13:39:04Z
Lists: pgsql-hackers 
On Wed, 2025-10-01 at 13:58 +0200, Frits Hoogland wrote:
> I am proposing the database to have the ability to detect when it has missing segments.

Just a random idea: one solution would be if each segment has a flag that indicates
if that is the last segment or not.  But that would break the on-disk storage format,
unless there is room left for an extra flag somewhere in the current layout.

Yours,
Laurenz Albe