46 lines
1.0 KiB
SQL
46 lines
1.0 KiB
SQL
drop database if exists booksys;
|
|
|
|
create database booksys default charset utf8;
|
|
|
|
use booksys;
|
|
|
|
create table tb_book
|
|
(
|
|
bookid integer not null,
|
|
isbn char(13) not null,
|
|
bname varchar(100) not null,
|
|
price decimal(8,2) not null,
|
|
author varchar(100) not null,
|
|
publisher varchar(50) not null,
|
|
pubdate date,
|
|
intro varchar(500),
|
|
lended bit default 0,
|
|
counter integer default 0,
|
|
primary key (bookid)
|
|
);
|
|
|
|
create table tb_reader
|
|
(
|
|
readerid integer not null,
|
|
rname varchar(20) not null,
|
|
gender bit not null,
|
|
tel char(11) not null,
|
|
birth date,
|
|
regdate date not null,
|
|
available bit default 1,
|
|
primary key (readerid)
|
|
);
|
|
|
|
create table tb_record
|
|
(
|
|
recordid integer not null auto_increment,
|
|
bid integer not null,
|
|
rid integer not null,
|
|
lenddate datetime not null,
|
|
backdate datetime,
|
|
pulishment decimal(6,2),
|
|
primary key (recordid)
|
|
);
|
|
|
|
alter table tb_record add constraint fk_record_bid foreign key (bid) references tb_book (bookid) on update cascade;
|
|
alter table tb_record add constraint fk_record_rid foreign key (rid) references tb_reader (readerid) on update cascade; |