Relational algebra and the relational calculus are fundamentally
2025
Relational algebra and the relational calculus are fundamentally
- A.
Linear to each other
- B.
Restricted to each other
- C.
Opposite to each other
- D.
Equivalent to each other
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Correct answer: D
Relational algebra is procedural while relational calculus is declarative. Codd's theorem proves they possess equivalent expressive power for database queries.