Hi,

This is a relational database question.

Struggling with this homework question, when I have more than one determinant attribute on the right hand side.

Could you please explain your working with the

answer.

many thanks

Consider the relation schema R-(A, B, C, D. E} and the following set of Functional Dependencies (FDs) AB CD BCD DEA 2.1 What are the (candidate) keys of R? Justify your answer (i.e., show the main steps and your working used for finding all the keys). (1 Mark) 2.2 What is a minimal cover of ? Justify your answer (i.e., show the main steps and your working used for (1 Mark) finding a minimal cover)