Oracle建表及新增資料

--建表

--student表+注釋
create
table student(
sno varchar2(3) not
null,
sname varchar2(9) not
null,
s*** varchar2(3) not
null,
sbirthday date,
sclass varchar2(5),
constraint pk_student primary
key(sno)
);comment on column student.sno is '學號（主鍵）';
comment on column student.sname is '學生姓名';
comment on column student.s*** is '學生性別';
comment on column student.sbirthday is '學生出生年月日';
comment on column student.sclass is '學生所在班級';
--course表+注釋
create
table course(
cno varchar2(5) not
null,
cname varchar2(15) not
null,
tno varchar2(3) not
null,
constraint pk_course primary
key(cno)
);comment on column course.cno is '課程編號（主鍵）';
comment on column course.cname is '課程名稱';
comment on column course.tno is '教工編號（外來鍵）';
--score表+注釋
create
table score(
sno varchar2(3) not
null,
cno varchar2(5) not
null,
degree number(4,1),
constraint pk_score primary
key(sno,cno)
);comment on column score.sno is '學號（主鍵）';
comment on column score.cno is '課程編號（主鍵）';
comment on column score.degree is '成績';
--teacher表+注釋
create
table teacher(
tno varchar2(3) not
null,
tname varchar2(9) not
null,
t*** varchar2(3) not
null,
tbirthday date,
prof varchar2(9),
depart varchar2(15) not
null,
constraint pk_teacher primary
key(tno)
);comment on column teacher.tno is '教工編號（主鍵）';
comment on column teacher.tname is '教工姓名';
comment on column teacher.t*** is '教工性別';
comment on column teacher.tbirthday is '教工出生年月';
comment on column teacher.prof is '職稱';
comment on column teacher.depart is '教工所在單位';
--新增外來鍵
alter
table course add
constraint fk_tno foreign
key(tno) references teacher(tno);
alter
table score add
constraint fk_sno foreign
key(sno) references student(sno);
alter
table score add
constraint fk_cno foreign
key(cno) references course(cno);
--新增資料
--student表
insert
into student(sno,sname,s***,sbirthday,sclass) values(108,'曾華','男',to_date('1977-09-01','yyyy-mm-dd'),95033);
insert
into student(sno,sname,s***,sbirthday,sclass) values(105,'匡明','男',to_date('1975-10-02','yyyy-mm-dd'),95031);
insert
into student(sno,sname,s***,sbirthday,sclass) values(107,'王麗','女',to_date('1976-01-23','yyyy-mm-dd'),95033);
insert
into student(sno,sname,s***,sbirthday,sclass) values(101,'李軍','男',to_date('1976-02-20','yyyy-mm-dd'),95033);
insert
into student(sno,sname,s***,sbirthday,sclass) values(109,'王芳','女',to_date('1975-02-10','yyyy-mm-dd'),95031);
insert
into student(sno,sname,s***,sbirthday,sclass) values(103,'陸君','男',to_date('1974-06-03','yyyy-mm-dd'),95031);
--teacher表
insert
into teacher(tno,tname,t***,tbirthday,prof,depart) values(804,'李誠','男',to_date('1958/12/02','yyyy-mm-dd'),'副教授','計算機系');
insert
into teacher(tno,tname,t***,tbirthday,prof,depart) values(856,'張旭','男',to_date('1969/03/12','yyyy-mm-dd'),'講師','電子工程系');
insert
into teacher(tno,tname,t***,tbirthday,prof,depart) values(825,'王萍','女',to_date('1972/05/05','yyyy-mm-dd'),'助教','計算機系');
insert
into teacher(tno,tname,t***,tbirthday,prof,depart) values(831,'劉冰','女',to_date('1977/08/14','yyyy-mm-dd'),'助教','電子工程系');
--course表(新增外來鍵後要先填teacher表中資料去滿足外來鍵約束)
insert
into course(cno,cname,tno) values('3-105','計算機導論',825);
insert
into course(cno,cname,tno) values('3-245','作業系統',804);
insert
into course(cno,cname,tno) values('6-166','數位電路',856);
insert
into course(cno,cname,tno) values('9-888','高等數學',831);
--score表（新增外來鍵後要先填student，course表中資料去滿足外來鍵約束）
insert
into score(sno,cno,degree) values(103,'3-245',86);
insert
into score(sno,cno,degree) values(105,'3-245',75);
insert
into score(sno,cno,degree) values(109,'3-245',68);
insert
into score(sno,cno,degree) values(103,'3-105',92);
insert
into score(sno,cno,degree) values(105,'3-105',88);
insert
into score(sno,cno,degree) values(109,'3-105',76);
insert
into score(sno,cno,degree) values(101,'3-105',64);
insert
into score(sno,cno,degree) values(107,'3-105',91);
insert
into score(sno,cno,degree) values(108,'3-105',78);
insert
into score(sno,cno,degree) values(101,'6-166',85);
insert
into score(sno,cno,degree) values(107,'6-166',79);
insert
into score(sno,cno,degree) values(108,'6-166',81);

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