The DVD Store Version 2 (DS2) is a complete online e-commerce test application, with a backend database component, a web application layer, and driver programs.  The goal in designing the database component as well as the midtier application was to utilize many advanced database features (transactions, stored procedures, triggers, referential integity) while keeping the database easy to install and understand. The DS2 workload may be used to test databases or as a stress tool for any purpose.