Django Model - Get distinct value list

Question

I try to get a list of distinct foreign keys and I wrote this:

my_ids = Entity.objects.values(\'foreign_key\').distinct()

But I get just a

Answer 1

Passing an argument to distinct doesn't work for MySQL-databases (AFAIK)

This one works and returns just one object:

Entity.objects.order_by('foreign_key').values('foreign_key').distinct()