app/models/medium_of_performance.rb
class MediumOfPerformance < ActiveRecord::Base
include MasterModel
default_scope :order => 'position'
has_many :works
end
# == Schema Information
#
# Table name: medium_of_performances
#
# id :integer not null, primary key
# name :string(255) not null
# display_name :text
# note :text
# position :integer
# created_at :datetime
# updated_at :datetime
#