The data model choice for the data warehouse is often a matter of great controversy. The desire is to offer a self-service type of environment that allows business users easy access with acceptable response times. Response time also includes the time required between the conception of a new application and the delivery of that application. What data model do you employ to provide ease of use for the business user? Will the chosen model be able to address current and future needs of the data warehouse in terms of updating, expansion, availability, and management? To read an overview of popular data modeling and to learn about Teradata's position on data modeling, download the pdf.