Computer Science · Database Management Systems
In a relational data model, which one of the following statements is TRUE?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1BCNF decompositions preserve functional dependencies.
- 2Every relation has at least one non-prime attribute.
- 3If all attributes of a relation are prime attributes, then the relation is in BCNF.
- 4A relation with only two attributes is always in BCNF.✓
Correct answer
A relation with only two attributes is always in BCNF.
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