DROP DATABASE IF EXISTS student;
CREATE DATABASE student;
USE student;
CREATE TABLE student(
studentno VARCHAR(10) NOT NULL PRIMARY KEY,
studentname VARCHAR(20) NOT NULL,
loginpwd VARCHAR(8) NOT NULL,
sex CHAR(1) ,
majorid INT NOT NULL REFERENCES grade(majorid),
phone VARCHAR(11),
email VARCHAR(20) ,
borndate DATETIME
);
CREATE TABLE major(
majorid INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
majorname VARCHAR(20) NOT NULL
);
CREATE TABLE result(
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
studentno VARCHAR(10) NOT NULL REFERENCES student(studentno),
score DOUBLE
);
INSERT INTO major VALUES(NULL,'javaee');
INSERT INTO major VALUES(NULL,'html5');
INSERT INTO major VALUES(NULL,'android');
INSERT INTO student VALUES('S001','张三封','8888','男',1,'13288886666','zhangsanfeng@126.com','1966-9-1');
INSERT INTO student VALUES('S002','殷天正','8888','男',1,'13888881234','yintianzheng@qq.com','1976-9-2');
INSERT INTO student VALUES('S003','周伯通','8888','男',2,'13288886666','zhoubotong@126.com','1986-9-3');
INSERT INTO student VALUES('S004','张翠山','8888','男',1,'13288886666',NULL,'1995-9-4');
INSERT INTO student VALUES('S005','小小张','8888','女',3,'13288885678','xiaozhang@126.com','1990-9-5');
INSERT INTO student VALUES('S006','张无忌','8888','男',2,'13288886666','zhangwuji@126.com','1998-8-9');
INSERT INTO student VALUES('S007','赵敏','0000','女',1,'13288880987','zhaomin@126.com','1998-6-9');
INSERT INTO student VALUES('S008','周芷若','6666','女',1,'13288883456','zhouzhiruo@126.com','1996-7-9');
INSERT INTO student VALUES('S009','殷素素','8888','女',1,'13288886666','yinsusu@163.com','1986-1-9');
INSERT INTO student VALUES('S010','宋远桥','6666','男',3,'1328888890','songyuanqiao@qq.com','1996-2-9');
INSERT INTO student VALUES('S011','杨不悔','6666','女',2,'13288882345',NULL,'1995-9-9');
INSERT INTO student VALUES('S012','杨逍','9999','男',1,'13288885432',NULL,'1976-9-9');
INSERT INTO student VALUES('S013','纪晓芙','9999','女',3,'13288888765',NULL,'1976-9-9');
INSERT INTO student VALUES('S014','谢逊','9999','男',1,'13288882211',NULL,'1946-9-9');
INSERT INTO student VALUES('S015','宋青书','9999','男',3,'13288889900',NULL,'1976-6-8');
INSERT INTO result VALUES(NULL,'s001',100);
INSERT INTO result VALUES(NULL,'s002',90);
INSERT INTO result VALUES(NULL,'s003',80);
INSERT INTO result VALUES(NULL,'s004',70);
INSERT INTO result VALUES(NULL,'s005',60);
INSERT INTO result VALUES(NULL,'s006',50);
INSERT INTO result VALUES(NULL,'s006',40);
INSERT INTO result VALUES(NULL,'s005',95);
INSERT INTO result VALUES(NULL,'s006',88);