normalization, Database Management System

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What is a PROJECT operation? The project operation is a unary operation that returns its argument relation with particular attributes left out. Projection is shown by pie (π).

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Give a sample of the Dynamic Model. The sample of dynamic model is given below:  Dynamic model for the car: Brake and Accelerator            Brake or Applies Accelerator

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Find out the names of all employees who work for first Bank Corporation from database. SELECT EMPLOYEE_NAME FROM WORKS WHERE COMPANYNAME = ‘First Bank Corporation';

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Multiple column Queries: Syntax: SELECT COLUMN1, COL2,...... FROM TABLE WHERE (COLUMN1, COL2, ...) IN (SELECT COLUMN1, COL2,....  FROM TABLE WHERE );

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What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.

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what benefit can a company gain by managing its own infrasture and services

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The Enhanced Entity Relationship Diagram (ERD) produced with a drawing or case tool. Your EERD must use a ''standard'' notation style such as Crows Foot or Chen. Please note that t

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What is Foreign Key Foreign Key: Sometimes we may have to work with an attribute that does not have a primary key of its own. To recognize its rows, we have to use the primar

Attribute, a set of possible data value of an attribute is called??

a set of possible data value of an attribute is called??

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