August 2009
Intermediate to advanced
893 pages
26h 48m
English
Content preview from Database Systems: Concepts, Design and Applications
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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 ...
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