# frozen_string_literal: true class RemoveIndexFromViews < ActiveRecord::Migration[4.2] def up remove_index "views", name: "unique_views" change_column :views, :viewed_at, :date end def down add_index "views", %w[parent_id parent_type ip viewed_at], name: "unique_views", unique: true change_column :views, :viewed_at, :timestamp end end