Twenty-three high quality papers were solicited for this book, dealing with both the principles and pragmatics of using the entity-relationship approach in research and business. Two broad topics are covered: database design and database querying. The book reflects the trends in recent years of extending the modeling power of the ER model and of incorporating knowledge-based techniques into design tools for ndash; and implementations of ndash; ER-based systems.MODEL DEFINITION 2 2 An E R model can be represented graphically as an E R diagram. The sample diagram shown in Figure 1, which represents a simple driving-record database, is used throughout the paper to illustrate the variousanbsp;...
|Title||:||Proceedings of the ... International Conference on Entity-Relationship Approach|
|Author||:||Frederick H. Lochovsky|