Is enough from 1970 ?
How about if user wants to have an UUID of his birth date ?
regards
Marcos
Em qua., 24 de jan. de 2024 às 13:54, Andrey M. Borodin <
x4...@yandex-team.ru> escreveu:
>
>
> > On 24 Jan 2024, at 20:46, Aleksander Alekseev <aleksan...@timescale.com>
> wrote:
> >
> > Only the
> > fact that timestamp from the far past generates UUID from the future
> > bothers me.
>
> PFA implementation of guard checks, but I'm afraid that this can cause
> failures in ID generation unexpected to the user...
> See tests
>
> +-- errors in edge cases of UUID v7
> +SELECT 1 FROM uuidv7('1970-01-01 00:00:00+00'::timestamptz - interval
> '0ms');
> +SELECT uuidv7('1970-01-01 00:00:00+00'::timestamptz - interval '1ms'); --
> ERROR expected
> +SELECT 1 FROM
> uuidv7(uuid_extract_time('FFFFFFFF-FFFF-7FFF-B000-000000000000'));
> +SELECT
> uuidv7(uuid_extract_time('FFFFFFFF-FFFF-7FFF-B000-000000000000')+'1ms'); --
> ERROR expected
>
> Range is from 1970-01-01 00:00:00 to 10889-08-02 05:31:50.655. I'm not
> sure we should give this information in error message...
> Thanks!
>
>
> Best regards, Andrey Borodin.
>
