How to apply the bcnf decomposition , Database Management System

Consider the following relational scheme: R (a,b,c,d,e,f) and its corresponding set of FDs {d→a, bec, ace, bf, fd, ac}.

a. Is the following decomposition i) non-loss, ii) dependency preserving, iii) free of interrelational join constraints?

R1 (a,f,d), R2 (b,a,f), R3 (a,c,e)

b. Apply the BCNF decomposition on R

 

Posted Date: 4/6/2013 3:08:01 AM | Location : United States







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