Consider the following tables form part of a Library database held in an RDBMS: Book (ISBN, title,
Question:
Consider the following tables form part of a Library database held in an RDBMS:
Book (ISBN, title, edition, year)
BookCopy (copyNo, ISBN, available)
Borrower (borrowerNo, borrowerName, borrowerAddress)
BookLoan (copyNo, dateOut, dateDue, borrowerNo)
where Book contains details of book titles in the library and the ISBN is the key. BookCopy contains details of the individual copies of books in the library and copyNo is the key. ISBN is a foreign key identifying the book title.Borrower contains details of library members who can borrow books and borrowerNo is the key.BookLoan contains details of the book copies that are borrowed by library members and copyNo/dateOut forms the key. borrowerNo is a foreign key identifying the borrower.
Execute the following quires using relational algebra
I. List all book titles
II. List all copies of the book title Lord of the Rings that are available for borrowing.
III. List the names of borrowers who currently have the book title Lord of the Rings on loan.
IV. How many times has the book title with ISBN “0-321-52306-7” been borrowed?
V. Produce a report of book titles that have been borrowed by “Peter Bloomfield.”
Fundamentals of Database Systems
ISBN: 978-0136086208
6th edition
Authors: Ramez Elmasri, Shamkant Navathe