GOAL: Jim wants to store the data items listed below about Warens purchases of inventory.

1. Identify the classes to which the data items belong (4),
2. Create a UML Diagram organized using REA patterns
3. Assign the data items to the appropriate classes and identify the primary and foreign keys, 4. Implement a database from the class diagram.

\begin{tabular}{ll} \hline item number & date of purchase \\ vendor number & vendor address \\ vendor name & purchase price \\ quantity purchased & employee number \\ employee name & purchase order number \\ description & quantity on hand \\ extended amount & total amount of purchase \\ \hline \end{tabular}