摘要: course:c_id c_name t_id score: s_id c_id s_score student: s_id s_name s_brith s_sec teacher: t_id t_name 建表 CREATE TABLE `Student` ( `s_id` VARCHAR ( 阅读全文
posted @ 2020-10-02 17:07 AGITO 阅读(192) 评论(0) 推荐(0)