Hi,
On 2023-11-13 12:14:57 -0500, Bruce Momjian wrote:
> +SELECT *
> +FROM (values ('0/16ffffff'), ('0/17000000'), ('0/17000001')) as t(lsn),
> + LATERAL pg_walfile_name_offset(lsn::pg_lsn),
> + LATERAL pg_walfile_name(lsn::pg_lsn);
> + lsn | file_name | file_offset | pg_walfile_name
>
> +------------+--------------------------+-------------+--------------------------
> + 0/16ffffff | 000000010000000000000016 | 16777215 |
> 000000010000000000000016
> + 0/17000000 | 000000010000000000000017 | 0 |
> 000000010000000000000017
> + 0/17000001 | 000000010000000000000017 | 1 |
> 000000010000000000000017
> +(3 rows)
These would break when testing with a different segment size. Today that's not
the case...
Greetings,
Andres Freund
