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Objectives
After reading this unit you should be able to:
What do you understand by a view? What does WITH CHECK OPTION clause for a view do? - A view is a virtual table which comprises fields from one or more real tables. - It is
What do you understand by transitive dependencies? Define with an example any two problems that can take place in the database if transitive dependencies are available in the datab
Using the questions found at the end of Chapter 9 in your textbook, complete this homework activity. Students will submit a Word document answering questions 2, 3, and 4.
We need help in Booking System for Golf Business Development of a web based booking system which permits clients to book golf lessons with the following features- a) 4 user p
List the drawbacks of relational database system A) Repetition of data B) Inability to s certain information.
Data independence seems that "the application is independent of the access strategy and storage structure of data". In other words, the ability to change the schema definition in o
What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
recovey techniques based on deferred update and immediate update
Analyzing Association Traversal Till now, we have supposed that associations are bi-directional. But in the case of traversal, it is in only one direction in any application,
Hierarchical model is also known by? A hierarchical model is also known as a Tree structure.
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