This technical ebook guides organizations through modernizing legacy Hadoop environments into open data lakehouse architectures. It explains the evolution from Hadoop and Hive to Trino and Apache Iceberg, highlighting performance, scalability, and cost limitations of traditional Hadoop clusters. The ebook outlines a phased migration approach covering SQL engine upgrades, storage modernization, and table format evolution. It includes architectural guidance, migration best practices, and performance comparisons. The ebook positions Starburst as a key enabler for transitioning from Hadoop to a modern, flexible lakehouse.

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