# frozen_string_literal: true class CreateComments < ActiveRecord::Migration def self.up create_table :comments do |t| t.string :title, limit: 50, default: '' t.text :comment t.references :commentable, polymorphic: true t.references :user t.timestamps end add_index :comments, :commentable_type add_index :comments, :commentable_id add_index :comments, :user_id end def self.down drop_table :comments end end