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Question 1: Define the term business intelligence tools? Briefly explain how the data from one end gets transformed into information at the other end? Definition Exp
Give detail description on Transactions. - Using transactions we can group all SQL commands into a single unit. - Transaction begins with some task and finishes only when a
What is persistency? Persistency ensures which data is stored and that after the object is no longer available (program stops running) the data will be available to other users
Distributed Database Management System
explain exhaustively the problems associated with ER diagrams. include illustrations in your answer
Example - ALTER TABLE emp MODIFY (empno NUMBER (7));
Logical Operators Rules of Precedence: Order evaluated Operator 1 All comparison operators 2
Deletion Anomalies: Loss of important Information: In some cases, useful information may be lost when a tuple is deleted. For instance, if we delete the tuple corresponding to stu
Define the terms i) DDL ii) DML DDL: Data base schema is specified by a set of definitions expressed by a special language known as a data def
what benefit can a company gain by managing its own infrasture and services
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