GATE 2002: With regard to the expressive power of…

0

GATE 2002:
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

Ravi Garg edited question
    0
    Madhav Purohit (anonymous)

    its c)

    Madhav Purohit answered
      Add image to editor add image from link

      Question stats

      • Active
      • Views295 times
      • Answers1 answer
      • Followers1 follower
      Question and answer is powered by AnsPress