The document discusses the optimization of enterprise data warehouses (EDWs) using Hortonworks' Connected Data Platforms, emphasizing the transformation from traditional EDWs to more agile, real-time analytics with Apache Hadoop. It identifies challenges in current EDW implementations, including high costs, data integration difficulties, and the need for skilled practitioners, while presenting solutions that leverage open-source technology for cost-effective and efficient data processing. Additionally, it highlights case studies showcasing the benefits of using optimized EDW solutions for improved business intelligence and operational efficiency.