5 votes 5 votes Databases databases + – Vikrant Singh asked Jan 29, 2015 Vikrant Singh 1.8k views answer comment Share Follow See all 6 Comments See all 6 6 Comments reply Show 3 previous comments sameer2009 commented Feb 19, 2015 reply Follow Share Minimal Superkeys are Candidate Keys. Here does minimal means minimum attribute in candidate key? 0 votes 0 votes Arjun commented Feb 19, 2015 reply Follow Share Think so. But haven't seen any standard definition like that. 0 votes 0 votes Adiaspirant commented Dec 14, 2016 reply Follow Share I think minimal means nothing extraneous... So AB, AF and AE are also valid... Minimal is not related to minimum number of attributes. 2 votes 2 votes Please log in or register to add a comment.
0 votes 0 votes C and D only out of AB,AF,AE,C,D Shah answered Mar 15, 2015 Shah comment Share Follow See all 0 reply Please log in or register to add a comment.
0 votes 0 votes Answer : 2 AB,AF,AE,C,D are C.K . if this question will ask in Gate then meaning of minimal will surely define . Minimal candidate keys are those which have less attribute. so here C & D are Minimal candidate keys shivam001 answered Jan 14, 2020 shivam001 comment Share Follow See all 0 reply Please log in or register to add a comment.