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

Variables and constants, Variables and Constants: These are the smalle...

Variables and Constants: These are the smallest components of a programming language.  For writing a program, one must know how to use the internal memory of a computer. A Com

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

Oprator, what is member dereferencing oprator ?

what is member dereferencing oprator ?

Python Numbers, Number data types store numeric values. They are an immutab...

Number data types store numeric values. They are an immutable data type, which means that changing the value of a number data type results in a newly allocated object. Number objec

Pseudocode, Design a program that will read a file of sales records and pro...

Design a program that will read a file of sales records and produce a sales report. Each record in the file contains a customer’s ID, name, a sales amount, and a validated GST code

What is Load and store the assembly programs?, It would not emerge practica...

It would not emerge practical to type an entire program each time it is required, and to avoid this it is possible to store a program on the disk, with the vast advantage that by b

Arrays and strings, This is a C file. 1. The program starts by printing you...

This is a C file. 1. The program starts by printing your name with an end sign ">". For example, "NAME >"; 2. Then, you can type in a string. If the string is not "vi xxx", you pri

ICT, what are the significance of telecommunications deregulation

what are the significance of telecommunications deregulation

Q: HOW DO YOU CODE -- WITHOUT USING ARRAYS OR SPLIT FUNCTION, Q: HOW DO YOU...

Q: HOW DO YOU CODE -- WITHOUT USING ARRAYS OR SPLIT FUNCTIONS -- TO SEPARATE COMMA SEPARATE NUMBER VALUES AND THEN SUM TO TOTAL? I.E., USING SUBSTRING AND INDEXOF. I''ve been try

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