use stuexpm;
insert into studentinfo
values
('181001','成志强','男','1998-08-17','计算机','北京市海淀区'),
('181002','孙红梅','女','1997-11-23','计算机','成都市锦江区'),
('181003','朱丽','女','1998-02-19','计算机','北京市海淀区'),
('184001','王智勇','男','1997-12-05','电子信息工程',null),
('184002','周潞潞','女','1998-02-24','电子信息工程','上海市浦东区'),
('184001','郑永波','男','1997-09-19','电子信息工程','上海市浦东区');
#查看数据内容/记录
select * from studentinfo;
insert into courseinfo
values
('1004','数据库系统',4),
('1025','物联网技术',3),
('4002','数字电路',3),
('8001','高等数学',4),
('1025','英语',3);
insert into scoreinfo
values
('181001','1004','95'),
('181002','1004','85'),
('181003','1004','91'),
('184001','4002','93'),
('184002','4002','76'),
('184004','4002','88'),
('181001','8001','94'),
('181002','8001','89'),
('181003','8001','86'),
('184001','8001','85'),
('184002','8001',null),
('184004','8001','94'),
('181001','1201','92'),
('181002','1201','78'),
('181003','1201','94'),
('184001','1201','85'),
('184002','1201','79'),
('184003','1201','94');
insert into teacherinfo
values
('100005','李慧强','男','1968-09-25','计算机学院','北京市海淀区'),
('100024','刘松','男','1976-02-17','计算机学院','北京市海淀区'),
('400021','陈霞飞','女','1975-12-07','通信学院','上海市黄浦区'),
('800004','刘泉明','男','1978-08-16','数学学院','广州市越秀区'),
('120007','张莉','女','1982-03-21','外国语学院','成都市锦江区');

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