[Dbix-class] How you unique do I have to make this constraint? (looks like DBIx::Class bug)

[Matija Grabnar]

Chisel Wright wrote:
> It's worth (re)reading the find() docs in DBIx::Class::ResultSet; I know
> I made assumptions and incorrect guesses about the behaviour of find()
> a while back that caused me some head-scratching.
>   
It seems to me I made similar assumptions. Your explanation cleared up 
(some of?) my misconceptions.

Thank you!