class DropMailMethods < ActiveRecord::Migration[4.2] def up drop_table :spree_mail_methods # delete mail_method preferences associated with the old MailMethod model execute "DELETE FROM spree_preferences WHERE key LIKE 'spree/mail_method%'" end def down create_table :spree_mail_methods do |t| t.string :environment t.boolean :active, default: true t.timestamps end end end