Database - Data Models into Database Designs - Discussion

Discussion :: Data Models into Database Designs - General Questions (Q.No.6)

6. 

Which of the following situation requires the use of ID-dependent entities?

[A]. Association relationships only
[B]. Multivalued attributes only
[C]. Archetype/instance relationships only
[D]. All of the above use ID dependent entities

Answer: Option D

Explanation:

No answer description available for this question.

Par said: (Jul 21, 2012)  
What is ID-dependent entity?

Raju Royal.Sp said: (Jul 3, 2013)  
@Par.

ID-dependent entity : ID-Means identifier.

Dependent-means to depending to identify another entity.

So finally it is identifier to the another entity.

Sathish Rago said: (Sep 19, 2013)  
ID dependent entity is, example
customer_id in customer table and person_id in orders table but these two entities are dependent to the ID and its values.

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