consider a schema R (A,B,C,D

0

consider a schema R (A,B,C,D ) and functinal dependencies A–> B and C–>D.
then the decompostion of R into R1(AB) and R2(CD) is ..
a) dependency preserving and lossless join.
b) not dependency preserving but lossless join
c) dependency preserving but not lossless join
d) neither dependency preserving nor lossless join

admin edited question
    0
    Shreyans Dhankhar (anonymous)

    c

    Shreyans Dhankhar answered
      0
      Aniruddha Chaudhari (anonymous)

      c

      Aniruddha Chaudhari answered
        0
        Rahul Sharma (anonymous)

        c

        Rahul Sharma answered
          0
          Payal Mandulkar (anonymous)

          c

          Payal Mandulkar answered
            Add image to editor add image from link

            Question stats

            • Active
            • Views262 times
            • Answers0 answers
            • Followers1 follower
            Question and answer is powered by AnsPress