A minimal group of attributes that uniquely identifies each row is a:

Question

Accepted Answer

B. Candidate key

1. It must identify a row without ambiguity.
2. It must also use as few attributes as possible.
3. Such a group is a candidate key.
_Source: OpenStax Introduction to Computer Science, Chapter 8, Data Management._

Answer

Contracted key

Answer

Constant key

Answer

Combined key

A minimal group of attributes that uniquely identifies each row is a:

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