class AddRequiredIndices < ActiveRecord::Migration def change #answers add_index :answers, :question_id add_index :answers, :plan_id #perms remove_index :perms, name: :index_perms_on_name remove_index :perms, name: :index_roles_on_name_and_resource_type_and_resource_id #plans_guidance_groups add_index :plans_guidance_groups, [:guidance_group_id, :plan_id] end end