text: CREATE TABLE IF NOT EXISTS `user`
  (
      `id`           int          auto_increment primary key,
      `call_name`    varchar(32)  not null,
      `age`          int          not null,
      `email`        varchar(255) not null,
      `password`     varchar(255) not null,
      `phone_number` varchar(16)  not null,
      `motivation`   longtext     null,
      `gender`       VARCHAR(255) null,
      `town`         VARCHAR(255) null,
      CONSTRAINT `unique.user` UNIQUE (`call_name`, `email`)
  );
  