Q1/ A library service wants to create a database to store details ofits libraries, books and borrowers. Details include the following: A book has a unique ISBN number, a title and one or more authors. The library service may own several copies of a given book, each of which is located in one of the service's libraries. A given library contains many books, and in order to distinguish different copies of the same book a library assigns a different copy- number to cach of its copies of a given book; the price that was paid for each copy is also recorded. Every library has a unique name and is either a main library or a branch library. A main library may have zero or more branch libraries and every branch library is a branch of exactly one main library. A borrower has a name and a unique ID code. A borrower can have many books on loan, but each copy of a book can only be on loan to one borrower. A borrower could borrow the same book on several occasions, butit is assumed that each such loan will take place on a different date. Propose EER diagram to this system. 1 Add file
Q1/ A library service wants to create a database to store details ofits libraries, books and borrowers. Details include the following: A book has a unique ISBN number, a title and one or more authors. The library service may own several copies of a given book, each of which is located in one of the service's libraries. A given library contains many books, and in order to distinguish different copies of the same book a library assigns a different copy- number to cach of its copies of a given book; the price that was paid for each copy is also recorded. Every library has a unique name and is either a main library or a branch library. A main library may have zero or more branch libraries and every branch library is a branch of exactly one main library. A borrower has a name and a unique ID code. A borrower can have many books on loan, but each copy of a book can only be on loan to one borrower. A borrower could borrow the same book on several occasions, butit is assumed that each such loan will take place on a different date. Propose EER diagram to this system. 1 Add file
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Transcribed Image Text:Q1/
A library service wants to create a database to store details ofits libraries, books and
borrowers. Details include the following:
A book has a unique ISBN number, a title and one or more authors. The library
service may own several copies of a given book, each of which is located in one of
the service's libraries. A given library contains many books, and in order to
distinguish different copies of the same book a library assigns a different copy-
number to each of its copies of a given book; the price that was paid for each copy is
also recorded. Every library has a unique name and is either a main library or a
branch library. A main library may have zero or more branch libraries and every
branch library is a branch of exactly one main library. A borrower has a name and a
unique ID code. A borrower can have many books on loan, but each copy of a book
can only be on loan to one borrower. A borrower could borrow the same book on
several occasions, butit is assumed that each such loan will take place on a different
date.
Propose EER diagram to this system.
1 Add file
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