A relation is in Second Normal Form (2NF) if it is in 1NF and has no ________.
Options
- A. Transitive dependency
- B. Partial dependency
- C. Multivalued dependency
- D. More than one of the above
- E. None of the above
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Quiz Practice:
Correct Answer (Detailed Explanation is Below)
B. Partial dependency
Detailed Explanation
- 2NF: A relation must first satisfy 1NF.
- It must have no partial dependency of a non-prime attribute on a candidate key.
- Partial dependency occurs when a non-key attribute depends on only part of a composite candidate key.