associations_migration.rb

# use 'rails generate migration add_moviegoer_and_reviews' to create
#  the skeleton of this file, and 'rake db:migrate' to apply migration
class AddMoviegoerAndReviews < ActiveRecord::Migration
  def up
    create_table 'moviegoers' do |t|
      t.string username
    end
    create_table 'reviews' do |t|
      t.text content
      t.integer potatoes
      t.references 'moviegoers'
      t.references 'movies'
    end
  end
end