1 Chapter 4: The Enhanced ER Model and Business Rules Modern Database Management 8 th Edition.
© 2011 Pearson Education 1 Chapter 3: Advanced Database Analysis Modern Database Management 10 th Edition, International Edition Jeffrey A. Hoffer, V.
Chapter 4 © 2005 by Prentice Hall 1 Objectives Definition of terms Definition of terms Use of supertype/subtype relationships Use of supertype/subtype.
