class AddRememberMeToUser < ActiveRecord::Migration[5.2] def self.up rename_column :users, 'password', 'crypted_password' #bug in sqlite requires column names as strings add_column :users, :remember_token, :string add_column :users, :remember_token_expires_at, :datetime end def self.down remove_column :users, :remember_token remove_column :users, :remember_token_expires_at rename_column :users, 'crypted_password', 'password' #bug in sqlite requires column names as strings end end