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How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul
what do you mean by consistency in rdbms?
Explain the Cartesian product: The Cartesian product operation does not need relations to union-compatible. The meaning of this is that the involved relations may have dissim
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
Write short notes on Schema diagram. A database schema along with primary key and foreign key dependencies can be depicted pictorially by schema diagram. Every relation appears
What is schema
State the Component Diagram A component diagram represents a set of component and relationships among them. In a dynamic model, component diagram is used to model physical com
Write the motivations led to development of OO-DBMS? 1. Programmer frustration with RDBMSs. 2. Requirement for special features.
What are the several forms of identity? a) Value b) Name c) Built-in
What is authorization graph? Passing of authorization from single user to another can be shown by an authorization graph.
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