MySQL簡單建庫建表操作

create database selecttest character set utf8;

use selecttest;

create table student(

sno varchar(20) primary key,
sname varchar(20) not null,
s*** varchar(10) not null,
sbirthday datetime,
class varchar(20)
)character set utf8;

create table teacher(

tno varchar(20) primary key,
tname varchar(20) not null,
t*** varchar(20) not null,
tbirthday datetime,
prof varchar(20) not null,
depart varchar(20) not null
)character set utf8;

create table course(

cno varchar(20) primary key,
cname varchar(20) not null,
tno varchar(20) not null,
foreign key(tno) references teacher(tno)
)character set utf8;

create table score(

sno varchar(20) not null,
cno varchar(20) not null,
degree decimal,
foreign key(sno) references student(sno),
foreign key(cno) references course(cno), 
primary key(sno,cno)
)character set utf8;

insert into student values('101','李華','男','1998-08-15','95001');

insert into student values('102','王怡','男','1997-08-25','95001');
insert into student values('103','劉健康','男','1997-04-18','95001');
insert into student values('201','田雨','女','1999-09-15','95002');
insert into student values('202','李亞吉','男','1995-07-14','95002');
insert into student values('104','馬佳','女','1997-04-16','95001');
insert into student values('105','劉浪','男','1997-04-12','95001');
insert into student values('203','曾建','男','1998-09-06','95002');
insert into student values('204','王麗雲','女','1998-07-14','95002');
insert into student values('106','盧玉石','女','1997-04-16','95001');
insert into student values('301','劉媛媛','女','1999-03-19','95003');
insert into student values('302','吳軍','男','1997-06-12','95003');
insert into student values('303','肖慶','男','1998-02-26','95003');
insert into student values('304','王一雲','女','1998-07-25','95003');
insert into student values('305','林風','女','1997-01-05','95003');

insert into teacher values('001','李成','男','1977-04-18','副教授','計算機系');

insert into teacher values('002','張旭','男','1989-09-15','講師','計算機系');
insert into teacher values('003','王萍','女','1975-07-14','副教授','電子工程系');
insert into teacher values('004','劉冰湖','女','1992-04-16','助教','電子工程系');

insert into course values('3-105','計算機導論','001');

insert into course values('3-155','作業系統','002');
insert into course values('4-256','高等數學','003');
insert into course values('4-879','模擬電路','004');

insert into score values('101','3-105','89');

insert into score values('102','3-155','78');
insert into score values('103','4-879','92');
insert into score values('104','4-256','67');
insert into score values('105','3-155','78');
insert into score values('106','3-105','88');
insert into score values('201','4-256','82');
insert into score values('202','3-155','78');
insert into score values('203','4-879','92');
insert into score values('204','3-105','74');

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