This document discusses data warehouse design on the cloud using a big data approach. It covers topics such as business intelligence, data warehousing, data marts, data mining, ETL architecture, data warehouse design methodologies, Bill Inmon's top-down approach, Ralph Kimball's bottom-up approach, and addressing the new challenges of volume, velocity and variety of big data with Hadoop. The document proposes an architecture for next generation data warehousing using Hadoop to handle these new big data challenges.