What are stored and derived attributes, Database Management System

Assignment Help:

What are stored and derived attributes?

Stored attributes: The attributes keeps in a data base are known as stored attributes.

Derived attributes: The attributes that are derived from the stored attributes are known as derived attributes.

 


Related Discussions:- What are stored and derived attributes

Explain the concept of two-phase locking, Explain the Concept of Two-phase ...

Explain the Concept of Two-phase Locking It concerns the positions of locking and unlocking operations in each transaction.  In this protocol every transaction issue lock and u

Two approaches to store relations in distributed database, What are the two...

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

ER DIAGRAM, NEED ER DIAGRAM WITH MINIMUM ENTITY AND RELATIONSHIP of Hospita...

NEED ER DIAGRAM WITH MINIMUM ENTITY AND RELATIONSHIP of Hospital Management System

What are called index-sequential files, What are called index-sequential fi...

What are called index-sequential files? The files that are ordered sequentially with a primary index on the search key are known as index-sequential files

Need vmware technical support, Project Description: Critical Project for...

Project Description: Critical Project for VMware Technical support. VMWare ESXi 5.1 support for upgradation and migration problem. Technical expert of Vmware needed. Sk

What is meant by heuristic optimisation, What is meant by heuristic optimis...

What is meant by heuristic optimisation?Discuss the major heuristics that are applied during query optimisation.

Special workarea for interface, While using extract datasets it is required...

While using extract datasets it is required to have a special workarea for interface False.  It is not required to have a special workarea for interface

E - r schema with weak entity, Consider the E/R schema with weak entity set...

Consider the E/R schema with weak entity sets shown below. Come up with the SQL CREATE TABLE statements (with appropriate primary key, unique and foreign key constraints). Include

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd