class CreatePermissions < ActiveRecord::Migration def self.up create_table :permissions do |t| t.column :controller, :string t.column :action, :string t.column :http_method, :string end create_table :permissions_roles, :id => false do |t| t.column :permission_id, :integer t.column :role_id, :integer end add_index :permissions_roles, :permission_id add_index :permissions_roles, :role_id end def self.down drop_table :permissions drop_table :permissions_roles end end