#第二次作业

create database studentsdb;
use studentsdb;
create table student_info
    -> (学号 char(4),
    -> 姓名  char(8),
    -> 性别  char(2),
    -> 出生日期 date，
    -> 家庭住址 varchar(50)
    -> );
create table curriculum
    -> 课表编号 char(4),
    -> 课程名称 varchar(50),
    -> 学分 int,
    -> );
mysql> create table grade
    -> ( 学号 char(4),
    -> 课表编号 char(4),
    -> 分数 int
    -> );

INSERT INTO student_info(学号,姓名,性别,出生日期,家族住址)
VALUES('0001','张青平','男','2000-10-01','衡阳市东风路77号'),
('0002','刘东阳','男','1998-12-09','东阳市八一北路33号'),
('0003','马晓夏','女','1995-05-12','长岭市五一路763号'),
('0004','钱忠理','男','1994-09-23','滨海市洞庭大道279号'),
('0005','孙海洋','男','1995-04-03','长岛市解放路27号'),
('0006','郭小斌','男','1997-11-10','南山市红旗路113号'),
('0007','肖月玲','女','1996-12-07','东方市南京路11号'),
('0008','张玲珑','女','1997-12-24','滨江市新建路97号');
SELECT * FROM student_info;

INSERT INTO curriculum(课程编号,课程名称,学分)
VALUES('0001','计算机应用基础',2),
('0002','C语言程序设计',2),
('0003','数据库原理及应用',2),
('0004','英语',4),
('0005','高等数学',4);
SELECT * FROM curriculum;

INSERT INTO grade(学号,课程编号,分数)
VALUES('0001','0001',80),
('0001','0002',91),
('0001','0003',88),
('0001','0004',85),
('0001','0005',77),
('0002','0001',73),
('0002','0002',68),
('0002','0003',80),
('0002','0004',79),
('0002','0005',73),
('0003','0001',84),
('0003','0002',92),
('0003','0003',81),
('0003','0004',82),
('0003','0005',75);
SELECT * FROM grade;