class ActiveFedora::Associations::CollectionProxy

def uniq

# => [#]
person.pets.select(:name).uniq

# ]
# #
# #,
# => [
person.pets.select(:name)

end
has_many :pets
class Person < ActiveFedora::Base

Specifies whether the records should be unique or not. 
def uniq
  @association.uniq
end