Your university hires you to implement a database system for the library network. You have interviewed several librarians, and the following summarizes these discussions:
• The library’s main goal is to provide students and professors with access to books and other publications. The library, therefore, maintains an extensive collection of materials available to anyone with a valid university identification card.
• The standard procedure for lending materials is that the student or faculty member comes to one of the three campus libraries and locates the book or journal on the shelves.
• Each book ... View full description