text: -- // create questions choices
  -- Migration SQL that makes the change goes here.
  CREATE TABLE IF NOT EXISTS `t_question_choices`
  (
      `id`          INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
      `question_id` INT UNSIGNED NOT NULL,
      `choice`      varchar(191) not null,
      `right`       tinyint(1)   not null default '0',
  
      foreign key `question_choices_question_id_foreign` (`question_id`)
          references `t_questions` (`id`)
          on update cascade
          on delete cascade
  );
  -- @UNDO
  -- SQL to undo the change goes here.
  DROP TABLE IF EXISTS `t_question_choices`
  