1 class AddUserPreferenceId < ActiveRecord::Migration
3 add_column "user_preferences", "id", :bigint, :limit => 64, :null => false, :options => "AUTO_INCREMENT"
5 add_index "user_preferences", ["id"], :name => "user_preferences_id_idx"
9 remove_index 'user_preferences', 'id'
10 remove_column 'user_preferences', 'id'