Slide 1CM20145 Further DB Design – Normalization Dr Alwyn Barry Dr Joanna Bryson Slide 2 Last Time Database design is an ongoing, iterative process. Requirements come from…

Slide 1Functional Dependencies- Examples Slide 2 Exercise #1: FD’s From DB Instances Below is an instance of R(A 1,A 2,A 3,A 4 ). Choose the FD which may hold on R 1. A…

Slide 1Souhad M. Daraghma Functional Dependencies- Examples Slide 2 Exercise #1: FD’s From DB Instances Below is an instance of R(A1,A2,A3,A4). Choose the FD which may…

Functional Dependencies- Examples Exercise #1: FD’s From DB Instances Below is an instance of R(A1,A2,A3,A4). Choose the FD which may hold on R A4 A1 A2A3  A4 A2A3…

Souhad M. Daraghma Functional Dependencies- Examples Exercise #1: FD’s From DB Instances Below is an instance of R(A1,A2,A3,A4). Choose the FD which may hold on R A4 A1…