With regard to the expressive power of the formal relational query languages,…
GATE · 2002 · CS · Question 1 subparts
With regard to the expressive power of the formal relational query languages, which of the following statements is true?
- A.
Relational algebra is more powerful than relational calculus
- B.
Relational algebra has the same power as relational calculus
- C.
Relational algebra has the same power as safe relational calculus
- D.
None of the above
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