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

Mode of nutrition, what type of nutrition,leech is?

what type of nutrition,leech is?

OPERATING SYSEMS, Design an ER diagram for an IT training group. The compan...

Design an ER diagram for an IT training group. The company has 12 instructors and can handle upto 100 trainees for each training section. The company offers 5 advanced technology c

Greedy search-artificial intelligence, Greedy Search-artificial intelligenc...

Greedy Search-artificial intelligence: If we have a heuristic function for states, as defined above, then we may simply measure each state with respect to this measure an

On-line and realtime systems, On-line and Realtime Systems An on-line s...

On-line and Realtime Systems An on-line system means that input and output devices are directly connected to the CPU irrespective of geographical location. Thus the user can di

Working principle of master slave j-k flip flop, Problem 1. Obtain the ...

Problem 1. Obtain the set of prime implicants for f = Σ m (0,1,6,7,8,9,13,14,15) . Obtaining the set of prime implicants: 2. Draw the logic diagram of a divide by

C++ assignment get it done, i will send my homework by attachment

i will send my homework by attachment

Describe counting instructions, They are used to reduce or enlarge the cont...

They are used to reduce or enlarge the content of the counters. DEC INC DEC INSTRUCTION Idea: To diminish the operator. Syntax: DEC destiny This action subtracts 1 from the destiny

What are search engines, QUESTION 1 What are search engines? QUESTI...

QUESTION 1 What are search engines? QUESTION 2 Write short notes on the inverted file. QUESTION 3 Write short notes on: (i) Derivative indexing (also known a

Distinguish between the following javascript built-in method, QUESTION ...

QUESTION (a) Draw an annotated diagram explaining how data is transmitted to web servers during a standard form submit event. (b) What in your opinion makes a bad web site?

Define the elements of contlor unit , The three main elements of the con...

The three main elements of the control unit are: 1. Decoder this is used to decode the instructions that create a program when they are being processed, and to establish in what ac

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages