Demonstrate the design of associations, Database Management System

Demonstrate the Design of associations

During object design phase we must design a strategy to implement associations. Association may be unidirectional or bi-directional. Whatever implementation strategy we choose, we must hide implementation, by using access operations to traverse and update associations. This will let us to change our decision with less effort. The designer should do:

i) Analyze path of associations.

ii) Implement every association possible either as a distinct object or as a link to other object.


Posted Date: 8/29/2013 7:26:17 AM | Location : United States

Related Discussions:- Demonstrate the design of associations, Assignment Help, Ask Question on Demonstrate the design of associations, Get Answer, Expert's Help, Demonstrate the design of associations Discussions

Write discussion on Demonstrate the design of associations
Your posts are moderated
Related Questions
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

An entity type usually has an attribute whose values are distinct for every individual entity in the collection. Such an attribute is known as a key attribute and its values can be

Explain trivial dependency? Functional dependency of the form α ->β. is trivial if α C β. Trivial functional dependencies are satisfied by all the relations.

What are the two approaches to store relations in distributed database? a) Replication b) Fragmentation

explain thee diffrent types of data models

Types of data independence Data independence can be classified into the following two types: Physical Data Independence: This means that for any change made in the physi

Explain heap file with advantages? Heap File is an unordered set or a group of records, stored on a set of pages. This class gives basic support for inserting, updating, select

Differentiate between horizontal & mixed horizontal fragmentation?

Explain P command in the respect of QBE? P: It is the command in which is used to print (logically display) the value of the attribute in whose cell it is writ

What is OCR? OCR (Optical Character Recognition) is a technology that enables you to change different types of machine-readable documents, like scanned paper documents, PDF fil