Database - The Relational Model and Normalization - Discussion

Discussion Forum : The Relational Model and Normalization - General Questions (Q.No. 17)
If attributes A and B determine attribute C, then it is also true that:
A → C.
B → C.
(A,B) is a composite determinant.
C is a determinant.
Answer: Option
No answer description is available. Let's discuss.
3 comments Page 1 of 1.

Nikita sahu said:   8 years ago
Composite key means if 1 attribute is not able to identify uniqueness among rows than we have to combine two or more attributes called as composite key.

Now here A & B together determine C that is AB->C. So AB is composite.

Tarun V.Nair said:   1 decade ago
A determinant that has two or more attributes.

Jyothi said:   1 decade ago
What does composite determinant mean?

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