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

Explain the universal nand and nor gates, Question 1 Describe the followin...

Question 1 Describe the following- Binary Number System b. Octal Number System Hexadecimal Number System Question 2 Describe the Canonical Logical Forms-

Algorithms, write algotithm and flow chart for largest of 3 numbers

write algotithm and flow chart for largest of 3 numbers

Computer system architecture, 1. Suppose that the meaning of the BUN instru...

1. Suppose that the meaning of the BUN instruction of the Basic Computer is changed to implement the relative addressing mode, i.e PC a) Write an optimal operation sequence to im

Software, Software: A computer system consists of two parts - hardware...

Software: A computer system consists of two parts - hardware and software. The first part, computer hardware, refers to all the visible components of the computer system: key

Artificial intelligence-general considerations for search, General Consider...

General Considerations for Search If we can specify the first state, the operators and the goal check for a look for difficulty, then we know where to create, how to move and w

Explain acl with its types, Question 1 Discuss the two basic operational c...

Question 1 Discuss the two basic operational characteristics of RR Only an active route is redistributed Route redistribution does not impact local route selection

Briefly explain main parts of the camera, Question 1 Briefly explain main ...

Question 1 Briefly explain main parts of the Camera Question 2 Write a note on: Ripple Edit Tool, Rate Stretch Tool & Track Selection Tool Question 3 What is Pixel

Determine whether the system is stable or causal, QUESTION (a) For each...

QUESTION (a) For each of the following systems, determine whether the system is (1) stable, (2) causal, (3) linear, (4) time invariant, (5) passive (i) Y[n] = x[-n] (ii)

Sma* search - artificial intelligence, SMA* Search-Artificial intelligence ...

SMA* Search-Artificial intelligence IDA* search is good from a memory point of view. actually it may be criticised for not using enough memory - utilizing more memory may inc

Oprator, what is member dereferencing oprator ?

what is member dereferencing oprator ?

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages