Explain the hierarchical database model, Database Management System

Assignment Help:

Problem:

(a) Briefly explain the ‘Hierarchical Database Model' using appropriate diagram.

(b) List and briefly describe five potential benefits of the database approach compared to conventional file systems.

(c) To address the issue of data independence, the SPARC/ANSI three level architecture was proposed. Compare and contrast the three levels of the model.

(d) Explain briefly the parts of the Relational Model.

Related Discussions:- Explain the hierarchical database model

Create a e-r diagram or uml class diagram, We require an advanced system fo...

We require an advanced system for a Sports Centre, you are concerned only with representing the data discussed below about bookings and members. (The complete system may contain ot

Give an example of object representation, Give an example of Object Represe...

Give an example of Object Representation For illustration, consider the implementation of a social security number within an employee object that is shown in Figure. The soci

desirable properties of decomposition, Desirable Properties Of Decompositi...

Desirable Properties Of Decomposition Decomposition is a process of dividing a relation into its projections that will not be disjoint. Please remind the Relational projection

List two restrictions that are applied on the modification, List two restri...

List two restrictions that are applied on the modification (updation, insertion or deletion) of base tables through view. Ans: The two restrictions are: 1. If a view

Removing a synonym, Removing a Synonym: DROP SYNONYM D30;

Removing a Synonym: DROP SYNONYM D30;

What are decision support systems, Question: (a) What are decision sup...

Question: (a) What are decision support systems, and what role do they play in the business environment? (b) Data mining is a knowledge discovery process of automated extr

Map an E-R diagram to a relational schema, I need to Map an E-R diagram to ...

I need to Map an E-R diagram to a relational schema

Equijoin, When every condition appears with equality condition (=) only. c)...

When every condition appears with equality condition (=) only. c) Natural join (denoted by R*S) When two join attributes have the similar name in both relations. (Tha

Describe the relational model, a) Distinguish between ‘database' and ‘Data...

a) Distinguish between ‘database' and ‘Database Management Systems (DBMS)'. b) List and briefly describe five potential benefits of the database approach compared to conventio

Prepare a site map and submit it in bing and google, Project Description: ...

Project Description: I am updating my Javascript + HTML website with five domains for the same website I would like to know if I want to create site map and submit it in all the

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages