--创建Student表--
create table Student
(
    Sno char(10) primary key,
    Sname varchar(20),
    Ssex char(2),
    Sage smallint,
    Sdept varchar(20)
);
--创建Course表--
create table Course
(
    Cno char(10) primary key,
    Cname varchar(20),
    Cpno char(10),
    Ccredit smallint
);
--创建SC表--
create table SC
(
    Sno char(10),
    Cno char(10),
    Grade smallint,
    primary key(Sno,Cno)
);

--001性别女，专业计算机科学
insert into Student values('001','MuHuai','f',20,'JiSuanJi');
--002性别男，专业音乐
insert into Student values('002','木槐','m',19,'YinYue');
insert into Student values('003','LinGui','f',20,'ShengWu');
insert into Student values('004','林鬼','m',18,'ShuXue');
insert into Student values('005','Niki','f',18,'JiSuanJi');
insert into Student values('006','Charles','m',18,'YingYu');
insert into Student values('007','Smith','m',19,'YingYu');
insert into Student values('008','PiPe','m',21,'ShuXue');
insert into Student values('009','烟斗','f',19,'ShengWu');
insert into Student values('010','gong','m',21,'China');
insert into Student values('011','shang','f',19,'China');
insert into Student values('012','jue','f',21,'China');
insert into Student values('013','zhi','m',18,'China');
insert into Student values('014','yu','m',20,'China');
insert into Student values('015','contton','f',2000,'China');

--课程艺术C01
insert into Course values('C01','HuaHua','AC01',3);
insert into Course values('C02','TiYu','AC02',2);
insert into Course values('C03','ZhengZhi','AC03',10);
insert into Course values('C04','YuWen','AC04',10);
insert into Course values('C05','SiXiang','AC05',3);
insert into Course values('C06','XiJu','AC06',6);
insert into Course values('C07','ShuXue','AC07',3);
insert into Course values('C08','YingYu','AC08',2);
insert into Course values('C09','ShengWu','AC09',4);
insert into Course values('C10','WuLi','AC10',5);

--001学生C01课程
insert into SC values('001','C01',97);
insert into SC values('001','C02',86);
insert into SC values('002','C03',67);
insert into SC values('002','C02',98);
insert into SC values('003','C04',35);
insert into SC values('003','C03',63);
insert into SC values('004','C02',56);
insert into SC values('004','C04',78);
insert into SC values('005','C06',97);
insert into SC values('005','C04',26);
insert into SC values('006','C03',92);
insert into SC values('006','C02',87);
insert into SC values('007','C07',100);
insert into SC values('007','C02',14);
insert into SC values('008','C08',100);
insert into SC values('008','C03',38);
insert into SC values('009','C10',89);
insert into SC values('009','C05',59);
insert into SC values('010','C02',96);
insert into SC values('010','C01',94);
insert into SC values('011','C02',74);
insert into SC values('011','C03',86);
insert into SC values('012','C09',0);
insert into SC values('012','C10',0);
insert into SC values('013','C08',100);
insert into SC values('013','C04',93);
insert into SC values('014','C03',73);
insert into SC values('014','C07',69);
insert into SC values('015','C10',100);
insert into SC values('015','C09',0);
insert into SC values('001','C03',0);
insert into SC values('002','C06',91); 
insert into SC values('003','C10',0);
insert into SC values('004','C03',100);
insert into SC values('005','C10',0);
insert into SC values('006','C10',100);
insert into SC values('007','C10',0);