Assigment 4 (Due September 21, 11:49 pm)

Submitted to Assignment 4

1. Take your solution to the question 3.9 (Assignment 3) and create a ER-diagram. Called this diagram DA. DA should satisfy that if you translate it into relations in a standard ways, the result is the set of relations in your answer of question 3.9. 

2. Problems 4.10, part a.  (pg 124/125)