R = (A, B, C, D, E, F)
R1 - (A, B)
R2 = (C,D,E)
R3 = (A, C, F)
F= {A→B; C → DE ; AC → F;}
​Does the above FD’s has lossless join property?
  • a)
    Yes
  • b)
    No
  • c)
    Data insufficient
  • d)
    Cannot be determine
Correct answer is option 'A'. Can you explain this answer?

Computer Science Engineering (CSE) Question

SANKHA SUVRA answered May 10, 2020
R = {A, B, C, D, E, F}
F = {A → B , C → DE, AC → F)
R1 = ( A B )
R2 =.{C,D,E}
R3 = {A, C, F}

Convert b to a in 3rd row convert b to a in 3rd row. Since 3rd row contains all ‘a’s hence the relation has lossless join property.

This discussion on R = (A, B, C,D, E, F)R1 - (A, B)R2 = (C,D,E)R3 = (A, C, F)F= {A→B; C → DE ; AC → F;}Does the above FD’s has lossless join property?a)Yesb)Noc)Data insufficientd)Cannot be determineCorrect answer is option 'A'. Can you explain this answer? is done on EduRev Study Group by Computer Science Engineering (CSE) Students. The Questions and Answers of R = (A, B, C,D, E, F)R1 - (A, B)R2 = (C,D,E)R3 = (A, C, F)F= {A→B; C → DE ; AC → F;}Does the above FD’s has lossless join property?a)Yesb)Noc)Data insufficientd)Cannot be determineCorrect answer is option 'A'. Can you explain this answer? are solved by group of students and teacher of Computer Science Engineering (CSE), which is also the largest student community of Computer Science Engineering (CSE). If the answer is not available please wait for a while and a community member will probably answer this soon. You can study other questions, MCQs, videos and tests for Computer Science Engineering (CSE) on EduRev and even discuss your questions like R = (A, B, C,D, E, F)R1 - (A, B)R2 = (C,D,E)R3 = (A, C, F)F= {A→B; C → DE ; AC → F;}Does the above FD’s has lossless join property?a)Yesb)Noc)Data insufficientd)Cannot be determineCorrect answer is option 'A'. Can you explain this answer? over here on EduRev! Apart from being the largest Computer Science Engineering (CSE) community, EduRev has the largest solved Question bank for Computer Science Engineering (CSE).