Database Management System

Data and Information [Basic Concepts, Problems of Early Information Systems, Advantages of a DBMS] Database Architectures [Three Levels of the Architecture : External, Conceptual and Internal Level], Centralized and Distributed Database Models : Hierarchical [Concepts of a Hierarchy, IMS Hierarchy] Relational [Concepts of Relational Model, Relational Algebra, Relational Calculus] Network [Concepts of a Network, DBTG …

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