Datamanagement, Database Management System

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What is OOM? Object oriented modeling is an approach by which modeling of systems is done by visualizing the system based on real world concepts. Object oriented modeling does

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The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.

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Explain degree of relation? Degree of a Relation - The degree or arity of a relation is the number of attributes n of its relation schema.

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Single Valued Normalisation  Codd in the year 1972 formed three normal forms (1NF, 2NF, and 3NF). These were based on functional dependencies between the attributes of a relati

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(a) Why did SAP introduce the extended star schema?

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Explain the B + tree? B + tree is a type of tree which denotes sorted data in a way that permits for efficient insertion, retrieval and removal of records, each of which is

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Question: (a) Why is it important to know the architecture rather than to start requirement capture when designing a large scale system? (b) Who are the different people in

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Define identify relationship? Identifying relationship: An identifying relationship means in which the child table cannot be uniquely recognize without the parent. For exampl

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