Database - Data Models into Database Designs - Discussion
Discussion Forum : Data Models into Database Designs - General Questions (Q.No. 15)
15.
For every relationship, how many possible types of actions are there when enforcing minimum cardinalities?
Discussion:
9 comments Page 1 of 1.
Satish Sen said:
5 years ago
It should be six.
One to one.
One to many.
Many to one.
Many to many.
Zero to one.
One to zero.
One to one.
One to many.
Many to one.
Many to many.
Zero to one.
One to zero.
Jaideep said:
7 years ago
It's six:
One to one.
One to many.
Many to one.
Many to many.
Zero to one.
One to zero.
One to one.
One to many.
Many to one.
Many to many.
Zero to one.
One to zero.
Pradeep S said:
8 years ago
It's six:
One to one.
One to many.
Many to one.
Many to many.
Zero to one.
One to zero.
One to one.
One to many.
Many to one.
Many to many.
Zero to one.
One to zero.
Shubham said:
10 years ago
Its six:
One to one.
One to many.
Many to one.
Many to many.
Zero to one.
One to zero.
One to one.
One to many.
Many to one.
Many to many.
Zero to one.
One to zero.
Sravs said:
1 decade ago
Can someone explain this?
Sravs said:
1 decade ago
Can someone explain this?
Aaru said:
1 decade ago
Exactly. It should be Four, Anybody have any clarification about it?
Anu said:
1 decade ago
What are the six possible types of actions? can anyone specify.
Vel said:
1 decade ago
It s four.
One to one.
One to many.
Many to many.
Zero to one.
One to one.
One to many.
Many to many.
Zero to one.
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