class DropServiceUsers < ActiveRecord::Migration def up drop_table :service_users end def down create_table :service_users do |t| t.string :uid, :null => false t.string :name, :null => false t.string :photo_url, :null => false t.integer :service_id, :null => false t.integer :person_id t.integer :contact_id t.integer :request_id t.integer :invitation_id t.timestamps end add_index :service_users, :service_id add_index :service_users, [:uid, :service_id], :unique => true end end