Lack of redundancy, Database Management System

Lack of Redundancy We have talked about the problems of repetition of information in a database. Such repetition should be stay away as much as possible. Let us state once again that redundancy may lead to inconsistency. Alternatively controlled redundancy sometimes is vital for the recovery in database system.


Posted Date: 3/7/2013 2:24:15 AM | Location : United States

Related Discussions:- Lack of redundancy, Assignment Help, Ask Question on Lack of redundancy, Get Answer, Expert's Help, Lack of redundancy Discussions

Write discussion on Lack of redundancy
Your posts are moderated
Related Questions
examples of fields in a database

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

Give the general form of SQL query? Select  A1, A2............., An From  R1, R2..............., Rm Where  P

what do you mean by consistency in rdbms?

System error :These contain errors in database system or the OS, example, deadlocks.Such errors are fairly hard to detect and need reprogramming the erroneous components of the sys

Write a query to define tables students and teachers as sub tables of people? Create table students of student under people Create table teachers of teacher under people

What are the properties of transaction? There are three properties of transactions :- A)     Atomicity B)      Consistency C)       Isolation

Explain ER Relationship model? An entity-relationship model (ERM): An entity-relationship model (ERM) is an abstract theoretical illustration of structured data. Entity-relatio

What is Multivalued Attribute? Multivalued Attribute - Multivalued attribute might have more than one value for an entity. For instance, PreviousDegrees of a STUDENT.