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  • 数据库 Mocrosoft SQL Server 基本语句 建表 插入数据

    --create Domain stu_name varchar(20)
    Sp_addtype stu_name 'varchar(20)'


    create table Student
    (
    sno char(10) not null,
    sname stu_name,
    sage smallint,
    ssex char(1),
    sdept char(2),
    primary key (sno),
    check(ssex in ('M','F'))
    )


    create table Course(
    cno char(10) not null,
    cname varchar(20),
    cpno char(10) null,
    credit smallint,
    primary key(cno),
    forerign key(cpno) references Course
    )

    create table SC(
    sno char(10) not null,
    cno char(10) not null,
    grade smallint,
    primary key (sno,cno),
    foreign key(sno) references Student,
    foreign key(cno) references Course,
    check(grade>=0 and grade<=100)
    )

    insert into Student(sno,sname,sage,ssex,sdept)
    values('95001','李勇',20,'M','CS');
    insert into Student(sno,sname,sage,ssex,sdept)
    values('95002','刘晨',19,'F','IS');
    insert into Student(sno,sname,sage,ssex,sdept)
    values('95003','王敏',18,'F','MA');
    insert into Student(sno,sname,sage,ssex,sdept)
    values('95004','张立',19,'M','IS');

    insert into Course(cno,cname,cpno,credit)
    values('2','数学',null,2);
    insert into Course(cno,cname,cpno,credit)
    values('6','数据处理',null,2);
    insert into Course(cno,cname,cpno,credit)
    values('7','PASCAL语言','6','4');
    insert into Course(cno,cname,cpno,credit)
    values('4','操作系统','6',3);
    insert into Course(cno,cname,cpno,credit)
    values('5','数据结构','7',4);
    insert into Course(cno,cname,cpno,credit)
    values('1','数据库','5',4);
    insert into Course(cno,cname,cpno,credit)
    values('3','信息系统','1',4);

    insert into SC values('95001','1',92);
    insert into SC values('95001','2',85);
    insert into SC values('95001','3',88);
    insert into SC values('95002','2',90);
    insert into SC values('95002','3',80);

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  • 原文地址:https://www.cnblogs.com/zhangdashuai/p/4046260.html
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