This ebook explains how modern data lakes differ from legacy Hadoop-based architectures. It introduces the concept of the data lakehouse, combining open storage with multiple compute engines. The book covers core components such as ingestion, transformation, governance, and analytics, emphasizing open formats like Apache Iceberg. It highlights benefits including reduced vendor lock-in, lower costs, and support for diverse workloads such as BI, machine learning, and real-time analytics. The ebook serves as a practical guide for organizations modernizing their data platforms.

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