数据库建表和加入数据操作(sql server)
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values('95002','刘晨',0,19,'IS')
go
insert into Student
values('95003','王敏',0,18,'MA')
go
insert into Student
values('95004','张力',1,19,'IS')
create database Studenttudentmanagement
go
create table Student
( Sno char(9) primary key,
Sname char(8) not null,
Ssex bit not null,
go
insert into sc
values('95001',2,85)
go
insert into sc
values('95003',3,88)
go
insert into sc
values('95002',2,90)
go
insert into sc
Sage tinyint null,
Sdept char(4) null,
)
go
create table Course
(
Cno tinyint primary key,
Cname char(20) not null,
Cpno tinyint null,
go
insert into sc
values('95013',5,87)
go
foreign key (Cno) references Course(Cno),
)
go
use Studentmanagement
go
insert into Student
values('95001','李勇',1,20,'CS')
go
insert into Student
values(2,'数学',2)
go
insert into Course
values(3,'信息系统',1,4)
go
insert into Course
values(4,'操作系统',6,3)
go
insert into Course
values(5,'数据结构',7,4)
go
insert into Course(Cno,Cname,Ccredit)
values(6,'数据处理',4)
go
insert into Course
values(7,'PASCAL语言',6,4)
go
insert into sc
values('95001',1,92)
go
insert into Student
values('95013','王玲',0,21,'EN')
go
insert into Course
values(1,'数据库',5,4)
go
insert into Course(Cno,Cname,Ccredit)
values('95002',3,80)
go
insert into sc
values('95013',6,79)
go
insert into sc
values('95004',7,65)
go
insert into sc
values('95003',4,78)
Ccredit int not null,
)
go
create table sc
(
Sno char(9) ,
Cno tinyint,
Grade tinyint null,
primary key(Sno,Cno),
foreign key (Sno) references Student(Sno),
go
insert into Student
values('95003','王敏',0,18,'MA')
go
insert into Student
values('95004','张力',1,19,'IS')
create database Studenttudentmanagement
go
create table Student
( Sno char(9) primary key,
Sname char(8) not null,
Ssex bit not null,
go
insert into sc
values('95001',2,85)
go
insert into sc
values('95003',3,88)
go
insert into sc
values('95002',2,90)
go
insert into sc
Sage tinyint null,
Sdept char(4) null,
)
go
create table Course
(
Cno tinyint primary key,
Cname char(20) not null,
Cpno tinyint null,
go
insert into sc
values('95013',5,87)
go
foreign key (Cno) references Course(Cno),
)
go
use Studentmanagement
go
insert into Student
values('95001','李勇',1,20,'CS')
go
insert into Student
values(2,'数学',2)
go
insert into Course
values(3,'信息系统',1,4)
go
insert into Course
values(4,'操作系统',6,3)
go
insert into Course
values(5,'数据结构',7,4)
go
insert into Course(Cno,Cname,Ccredit)
values(6,'数据处理',4)
go
insert into Course
values(7,'PASCAL语言',6,4)
go
insert into sc
values('95001',1,92)
go
insert into Student
values('95013','王玲',0,21,'EN')
go
insert into Course
values(1,'数据库',5,4)
go
insert into Course(Cno,Cname,Ccredit)
values('95002',3,80)
go
insert into sc
values('95013',6,79)
go
insert into sc
values('95004',7,65)
go
insert into sc
values('95003',4,78)
Ccredit int not null,
)
go
create table sc
(
Sno char(9) ,
Cno tinyint,
Grade tinyint null,
primary key(Sno,Cno),
foreign key (Sno) references Student(Sno),