Based on the business you proposed in deliverable 1, please
submit
A detailed ER diagram
Definitions of entities (include strong, weak, associative,
supertype, subtype etc.) – minimum # of entities 4
Definitions of relationships
For each relationship, specify whether it is
Required vs. optional
Simple vs. composite
Single-valued vs. multi-valued
Also specify key identifier
Project Deliverable 2 (should have)
Attributes ◦ Customer ◦ Cust_ID: Customer ID; Key identifier;
required; simple; single-valued ◦ Cust_Name: Customer name; Key
identifier; required; simple; single-valued...