Multi-valued attribute dbms, computer science, Basic Computer Science

Multi-valued attribute dbms, computer science, Basic Computer Science

Assignment Help:

Multi-valued Attribute DBMS
Each multi valued attribute maps into a separate table.
Include also an attribute for the primary key of the entity and relationship type which the attribute belongs to.
The relvar has an attribute for each simple attribute of the multi valued attribute.
This is also a foreign key.
The primary key of this relvar is the combination of all the attributes if the multi valued attribute is simple.
If the multi-valued attribute is composite, the primary key of this relvar may be a combination of some of the attributes.

Related Discussions:- Multi-valued attribute dbms, computer science

Paid Website Usability Testers, Assess the reliability of data gathered via...

Assess the reliability of data gathered via paid Internet users. Describe and assess the evaluation method being used by the testing company, i.e., nonvisual and verbal recording o

Turn-around, The term ‘page traffic’ describes

The term ‘page traffic’ describes

Classification of computers, Classify computer systems according to capacit...

Classify computer systems according to capacity. How they are different from computers according to the classification of technology. Provide comparative

Coal Computer organization and assembly language, Code for Program to find ...

Code for Program to find the second highest number from a given array in Assembly Language by using NASM

CS310, Ask question #Minimashdhdghfdgdfgdsgfdsgdsgdgdfgdgfdgdfgdfgdfsgfdsgd...

Ask question #Minimashdhdghfdgdfgdsgfdsgdsgdgdfgdgfdgdfgdfgdfsgfdsgdfsgum 100 words accepted#

Traditional business cycle, what is traditional business cycle

what is traditional business cycle

Which port does FTP uses, Why is it called out of band protocol? A1) FTP us...

Why is it called out of band protocol? A1) FTP uses port 20 and port 21; port 20 is used for data connection, whereas port 21 is used for control connection. FTP is known as out-of

Paid Website usability, I need an assignment done. how much

I need an assignment done. how much

Discrete math, Below you will find a question the areas of automata. Solve ...

Below you will find a question the areas of automata. Solve the problem showing all steps. Thoroughly explain how and why you performed each step with complete sentences. A finite

Define Twisted Pair Cables , Twisted pair cables comes in two appearance :...

Twisted pair cables comes in two appearance : Unshielded twisted pair cable : UTP : UTP cables is the most common types of telecommunication medium used today. Its frequency range

Write Your Message!

Name

Email id

Message

Verfication Code

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!

Submit Assignment

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