0 votes 0 votes Databases database-normalization + – Meenakshi Sharma asked Dec 21, 2017 Meenakshi Sharma 464 views answer comment Share Follow See 1 comment See all 1 1 comment reply joshi_nitish commented Dec 21, 2017 reply Follow Share 1) 3NF but not in BCNF 2) BCNF 3 votes 3 votes Please log in or register to add a comment.
Best answer 3 votes 3 votes answer is C and D ... SHUBHAM SHASTRI answered Dec 21, 2017 • selected Dec 21, 2017 by Meenakshi Sharma SHUBHAM SHASTRI comment Share Follow See all 3 Comments See all 3 3 Comments reply Shreya kumari commented Dec 21, 2017 reply Follow Share Can u plzz explain f.d. CB->D in R1(C,B,D)? 0 votes 0 votes SHUBHAM SHASTRI commented Dec 21, 2017 reply Follow Share from parent table..take closure of attributes... so B closure is {B} c closure is {CA}...but A is not in the table so neglect it D closure is {D}... CB closure is {CABD}...so CB->D ....in child table .. 0 votes 0 votes Shreya kumari commented Dec 22, 2017 reply Follow Share Thanks..... 0 votes 0 votes Please log in or register to add a comment.
