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explain normalisation
(a) Data warehouse can be defined as "a subject-oriented, integrated, time-variant, non-volatile collection of data" in support of management's decision making process. Explain ea
In an E-R diagram an entity set is represent by? In an E-R digram entity set is represted by rectangle.
Rearrange Classes and Operations Sometimes, the similar operation is defined across different classes and can easily be inherited from a familiar ancestor, but more often oper
Briefly explain what is to be done during defining problem statement. To define Problem Statement of a system, define what is to be done and how you can go to implement that. Y
What is called as recursive partitioning? The system repeats the splitting of the input unless each partition of the build input fits in the memory. Such partitioning is known
How many types of Views are there? There are Four types of views:- Database View Help View Projection View Maintenance View
Question 1 Suppose the employee employee id, name, designation, salary, attendance and address of any employee has to be stored in a database. You can store these data in a sequen
explain participation constraints with examples
A database to track your progress in your college program will track your progress towards graduation! A database that has information containing the classes that you have taken, c
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