| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | Sergey Prokhorenko <sergeyprokhorenko(at)yahoo(dot)com(dot)au> |
| Cc: | Andrew Alsup <bluesbreaker(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, Andrey Borodin <x4mmm(at)yandex-team(dot)ru>, Daniel Verite <daniel(at)manitou-mail(dot)org>, Peter Eisentraut <peter(at)eisentraut(dot)org>, Jelte Fennema-Nio <postgres(at)jeltef(dot)nl>, Przemysław Sztoch <przemyslaw(at)sztoch(dot)pl>, Michael Paquier <michael(at)paquier(dot)xyz>, Aleksander Alekseev <aleksander(at)timescale(dot)com>, Pgsql-Hackers Mailing List <pgsql-hackers(at)postgresql(dot)org>, Mat Arye <mat(at)timescaledb(dot)com>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, Nikolay Samokhvalov <samokhvalov(at)gmail(dot)com>, Junwang Zhao <zhjwpku(at)gmail(dot)com>, Stepan Neretin <sncfmgg(at)gmail(dot)com> |
| Subject: | Re: UUID v7 |
| Date: | 2025-02-17 20:03:30 |
| Message-ID: | CAKFQuwYfJ6GRoK-sCsWfFfACX4DfBB4ncmzv3cq7r=iSPi=SJw@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Mon, Feb 17, 2025 at 12:57 PM Sergey Prokhorenko <
sergeyprokhorenko(at)yahoo(dot)com(dot)au> wrote:
>
>
> Sergey Prokhorenko sergeyprokhorenko(at)yahoo(dot)com(dot)au
>
>
> On Monday 17 February 2025 at 04:21:31 am GMT+3, Andrew Alsup <
> bluesbreaker(at)gmail(dot)com> wrote:
>
>
> Sergey,
>
> I took a look at your patch for chapter 9.14 "UUID Functions" docs page.
> You've added some really good content here. I think section 9.14.4.
> "Deciding Whether and Which UUID to Use" would be better suited for Chapter
> 8: "Data Types" -- specifically, 8.12. "UUID Type", since the content seems
> to deal more with the UUID data type than the UUID functions.
>
> Best regards,
> Andy A.
>
>
> ________________________________________________
>
> Andrew,
>
> I don't think so. The documentation text specifically concerns identifiers
> generated by these functions, and not UUID version 4 or 7 in general, or
> the UUID type itself.
>
>
That likely just means we need to talk about the various UUID versions
within the data type section. This is a property of the stored data
independent of how those values are generated. It isn't like this behaves
differently if the user computes it in the application and passes it in
compared to using the built-in function.
David J.
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