# frozen_string_literal: true class AddForTopicToBookmarks < ActiveRecord::Migration[6.1] def change add_column :bookmarks, :for_topic, :boolean, default: false, null: false add_index :bookmarks, %i[user_id post_id for_topic], unique: true remove_index :bookmarks, %i[user_id post_id] if index_exists?(:bookmarks, %i[user_id post_id]) end end