N-ary relationships in database design, computer science, Basic Computer Science

Assignment Help:
n-ary relationships in database design

Each n-ary where n>2 relationship type is maped into a table name of the relationship works as the name of the table.
The primary key of such kind of table is the combination of the primary keys of the participating entity types.
These are also defined a foreign keys.
Attributes of the relationship type maps to attributes of the table, same as to those of regular entity types.

Related Discussions:- N-ary relationships in database design, computer science

Historical background of computers, Historical Background The br...

Historical Background The brief history of the growth of computers is given below: Abacus:   It was the first mechanical device developed approximately 3,000 year

Digital electronic, draw the logic diagram of 2*4 decoder in only NOR gate ...

draw the logic diagram of 2*4 decoder in only NOR gate .include enable inputs .

I/O Stream and Arrays, Write a program that: 1. Ask the user for names of t...

Write a program that: 1. Ask the user for names of the two iput files and a name of an output file. The two input files contain integers in any order. Eachimput file contains no mo

Write a long note on the types of charts, Question 1 Write a long note on ...

Question 1 Write a long note on the security features of Windows XP Question 2 Write a long note on computer peripherals, briefly describing some of the devices Question

Define levels of abstraction in a dbms, Define Levels of Abstraction in a D...

Define Levels of Abstraction in a DBMS, explain briefly, Conceptual Schema, Physical Schema, External Schema

Data base, advantages of file base system

advantages of file base system

The skill of Assembly Language, The skill of Assembly Language Programming ...

The skill of Assembly Language Programming (AoA), Randy Hyde''s acclaimed text on assembly language programming, is the most-frequently recommended book on 80x86 assembly language

Features of python, • Easy-to-learn: Python has comparatively few keywords,...

• Easy-to-learn: Python has comparatively few keywords, easy structure, and a clearly distinct syntax. This permits the student to pick up the language in a comparatively short per

Write a note on modems, Question 1 Write a note on modems Question ...

Question 1 Write a note on modems Question 2 What are the Safe Chatting Rules Question 3 Explain three basic kinds of hypertext links Question 4 Write a no

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