We have already covered Specialization in the last blog. In this blog, we will cover one of the topics of the extended E-R Model. i.e Generalization. Generalization Generalization, as the name suggests, is a process of generalizing two or more lower-level entity types into a higher-level ...
DBMS - Weak Entity Types DBMS - Generalization, Aggregation DBMS - Drawing an ER Diagram DBMS - Enhanced ER Model Subclass, Superclass and Inheritance in EER Specialization and Generalization in Extended ER ModelRelational Algebra DBMS - Relational Algebra DBMS - Database Joins DBMS - ER to Relati...
Generalization Without Reorganization in a Simple Object Oriented DBMSIn this paper we present a simple object oriented data model, GENERAL, where the facilities of specifications of a database are extended so that in the same data model the two types ofions can coexist: specialization and ...
Specializationis a designing procedure that proceeds in atop-down manner. Specialization is just opposite to Generalization. In specialization, we split an entity to form multiple lower level entities. These newly formed lower level entities inherit some features of the higher level entities. It may ...