Re: Sorting difference in version 10 vs 13

Both are Amazon AWS Aurora instances. 10.x is on intel/amd64. 13.x is on
their ARM based graviton.

select version();
                                                   version
-------------------------------------------------------------------------------------------------------------
 PostgreSQL 13.4 on aarch64-unknown-linux-gnu, compiled by
aarch64-unknown-linux-gnu-gcc (GCC) 7.4.0, 64-bit
(1 row)

select version();
                                             version
--------------------------------------------------------------------------------------------------
 PostgreSQL 10.18 on x86_64-pc-linux-gnu, compiled by
x86_64-pc-linux-gnu-gcc (GCC) 7.4.0, 64-bit
(1 row)

On 21/12/2021 3:12 pm, Tom Lane wrote:
> Akheel Ahmed<akheel(dot)mailing(dot)list(at)gmail(dot)com> writes:
>> in 13.4, order by asc gives underscores higher than other characters.
>> all the LC parameters are identical across both instances.
>> Am I missing anything else?
> OS-level differences, perhaps?
>
> https://wiki.postgresql.org/wiki/Locale_data_changes
>
> regards, tom lane