> Also, it is questionable if you should consider a and ä different
> letters, even in German. See e.g.
> https://de.wikipedia.org/wiki/Alphabetische_Sortierung

For sorting, treating them as "same" is correct. However, for things
like comparisons (in a unique key for example) they are not the same.

I understand that this is an international thing so I'll have to deal
with this behaviour. Thanks for your reply.


Stefan