ERD diagrams as specification tool (pt. III)

Author: Alexey Makhotkin squadette@gmail.com . &#xA; In Part 1 we’ve learned how to design logical ERD diagrams based on&#xA;the logical model . We used the Minimal Modeling notation for the&#xA;logical model, and the ERD diagram was derived from that. So, the&#xA;logical model was a specification, and the ERD diagram was just an&#xA;illustration. &#xA; Let’s investigate what happens if we try to…