Contents

class Tariff < ActiveRecord::Base
	self.primary_keys = [:tariff_id, :start_date]
	has_many :product_tariffs, :foreign_key => [:tariff_id, :tariff_start_date]
	has_many :products, :through => :product_tariffs, :foreign_key => [:tariff_id, :tariff_start_date]
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
composite_primary_keys-8.1.8	test/fixtures/tariff.rb
composite_primary_keys-8.1.7	test/fixtures/tariff.rb
composite_primary_keys-8.1.6	test/fixtures/tariff.rb
composite_primary_keys-8.1.5	test/fixtures/tariff.rb
composite_primary_keys-8.1.4	test/fixtures/tariff.rb