tailieunhanh - Lecture Fundamentals of Database Systems - Chapter 4 (Part II): Enhanced Entity-Relationship and UML modeling

Chapter 4 (Part II) - Enhanced Entity-Relationship and UML modeling include contens as: Fundamental principle of modeling, basic process of modeling, add constraints - structural/ semantic,. | DATA B A sE SYSTEMS FOURTH EDITION ELMASRI NAVATHE Chapter 4 - Part II Enhanced Entity-Relationship and UML Modeling This material may be used at the beginning of the transparencies for Chapter 4. It sets the stage for looking at modeling from a general standpoint. The details of abstraction mentioned here are covered in Section but the constraints are previously discussed in Section already. PEARSON Addison Wesley Copyright 2004 Elmasri and Navathe. THE BASICS Fundamental Principle of Modeling Data Abstraction Basic Process of Modeling Define building blocks for holding groups of data Use rules of a data model to establish relationships among blocks Add constraints - structural semantic Elmasri and Navathe Fundamentals of Database Systems Fourth Edition Copyright 2004 Elmasri and .

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