CREATE TABLE `ufutx_exam_answer` (
    `id` BIGINT NOT NULL AUTO_INCREMENT , 
    `paper_id` int NOT NULL COMMENT "试卷id",
    `user_id` int NOT NULL COMMENT "用户id",
    `question_id` text NOT NULL COMMENT "问题id",
    `option_id` text NOT NULL COMMENT "选项id, 1,2,3",
    `number` text NOT NULL COMMENT "编号 A,B,C,D",
    `score` text NOT NULL COMMENT "分数",
    `created_at` TIMESTAMP NULL DEFAULT NULL , 
    `updated_at` TIMESTAMP NULL DEFAULT NULL , 
    PRIMARY KEY (`id`)
) ENGINE = InnoDB COMMENT = '测试结果';