August 2009
Intermediate to advanced
893 pages
26h 48m
English
Content preview from Database Systems: Concepts, Design and Applications
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
Start your free trial
16.1. Introduction
In part 2, chapters 4, 5, 6 and 7, we discussed the relational databases (RDBMSs), entity-relational (E-R) models and enhanced entity-relational (EER) models to develop database schemas. In chapter 15 we examined the basic concepts of object-oriented data models (OODMs) and object-oriented database management systems (OODBMSs). We also discussed about object-oriented languages used in OODBMS. Relational and object-oriented database systems each have certain strengths and weaknesses. However, due to enriched modelling capacity and closer to real-word, OODBMSs have gained a steady growth in the commercial applications. Thus, looking at the wide acceptance of OODBMSs in commercial applications and the inherent weaknesses of traditional ...