Horton

Re: UUID v7

x4mmm@yandex-team.ru

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From: "Andrey M. Borodin" <x4mmm@yandex-team.ru>
To: Jelte Fennema-Nio <postgres@jeltef.nl>
Cc: Sergey Prokhorenko <sergeyprokhorenko@yahoo.com.au>, pgsql-hackers mailing list <pgsql-hackers@postgresql.org>, Aleksander Alekseev <aleksander@timescale.com>, Przemysław Sztoch <przemyslaw@sztoch.pl>, Nikolay Samokhvalov <nik@postgres.ai>, "David G. Johnston" <david.g.johnston@gmail.com>, Nick Babadzhanian <pgnickb@gmail.com>, Mat Arye <mat@timescaledb.com>, Peter Eisentraut <peter.eisentraut@enterprisedb.com>, Tom Lane <tgl@sss.pgh.pa.us>, Daniel Gustafsson <daniel@yesql.se>, Matthias van de Meent <boekewurm+postgres@gmail.com>, Nikolay Samokhvalov <samokhvalov@gmail.com>, "Kyzer Davis (kydavis)" <kydavis@cisco.com>, Andres Freund <andres@anarazel.de>, "brad@peabody.io" <brad@peabody.io>, Kirk Wolak <wolakk@gmail.com>
Date: 2024-01-30T06:54:48Z
Lists: pgsql-hackers

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> On 30 Jan 2024, at 01:38, Jelte Fennema-Nio <postgres@jeltef.nl> wrote:
> 
> Yeah, I liked the feature to generate UUIDv7 based on timestamp too.
> But following the spec seems more important than a nice feature to me.

PFA v15. Changes: removed timestamp argument, incorporated Jelte’s documentation addons.

Thanks!


Best regards, Andrey Borodin.

Commits

  1. Fix timestamp overflow in UUIDv7 implementation.

  2. Add UUID version 7 generation function.

  3. Add some UUID support functions