class CreateDatasets < ActiveRecord::Migration def up create_table :datasets do |t| t.string :name t.integer :order t.text :description t.boolean :is_default, default: false t.belongs_to :plan, index: true, foreign_key: true t.timestamps null: false end add_reference :answers, :dataset, index: true, foreign_key: true end def down remove_foreign_key :answers, :datasets remove_reference :answers, :dataset drop_table :datasets end end