Many to many relationships, computer science, Basic Computer Science

Assignment Help:

Each Many to Many relationship type maps into the Table.
The primary key of this relevant is the combination of the primary keys of the participating entity types.
These are also considered in foreign keys.
Attributes of the relationship type maps to attributes of the relvar, same to those of regular entity types.

Related Discussions:- Many to many relationships, computer science

Definition of User-Level Thread?, User-level threads apply in user-level li...

User-level threads apply in user-level libraries, before via systems calls, so thread switching does not require to call operating system and to cause interrupt to the kernel. Actu

Functions, each of the following functions has the form f(x ) = (ax+b) mod ...

each of the following functions has the form f(x ) = (ax+b) mod n. assume that each function has type N base n arrow N base n, so that we can think of f as a cipher for an alphabet

BUS STRUCTURE, Ask question #WHAT IS TWO BUS STRUCTURE

Ask question #WHAT IS TWO BUS STRUCTURE

What is microcontroller?, Microcontroller: A highly integrated microprocess...

Microcontroller: A highly integrated microprocessor designed specifically for use in embedded systems. Microcontrollers typically includes an integrated CPU, memory (a small amount

Basic description of a computer system, The main components of a computer ...

The main components of a computer system at a basic level Computer System We call computer system to the whole configuration of a computer, as well as the peripheral units and the

Peripheral, What is peripheral & non-peripheral device

What is peripheral & non-peripheral device

Three specific sections of the microprocessor, • CPU Structure This section...

• CPU Structure This section, with a simplified model of a central processing unit as an instance, takes you through the role of each of the major basic parts of the CPU. It also l

Reasons for recommendation free and open source software, For multi-nationa...

For multi-national business IT system, free and open source software (FOSS) is recommended over a proprietary system. The reasons for this recommendation are: 1. Security I

Input devices, Input Devices: i) Keyboard is the most common form of ...

Input Devices: i) Keyboard is the most common form of input devices. It was originally designed in the last century. Since then, only minor improvements have taken place in k

Necessary nurses records, Necessary Nurses Records The software shoul...

Necessary Nurses Records The software should generate all registers/reports in detail summary for various permutations and combinations of options. A powerful SQL (Structure

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages