require 'mongo_doc' class Contact attr_accessor :name, :addresses, :interests end class Address attr_accessor :street, :city, :state, :zip, :phone_number end collection = MongoDoc::Collection.new('contacts') collection.drop contact = Contact.new contact.name = 'Hashrocket' contact.interests = ['ruby', 'rails', 'agile'] address = Address.new address.street = '320 First Street North, #712' address.city = 'Jacksonville Beach' address.state = 'FL' address.zip = '32250' address.phone_number = '877 885 8846' contact.addresses = [address] collection.save(contact) results = collection.find('addresses.state' => 'FL') hashrocket = results.to_a.find {|contact| contact.name == 'Hashrocket'} puts hashrocket.addresses.first.phone_number