This technical guide explains how the Denodo Platform optimizes query performance across distributed data environments. It covers the full query lifecycle, including parsing, static and dynamic optimization, cost-based plan selection, and execution. The eBook details push-down delegation, caching strategies, join methods (hash, merge, nested, parallel), memory management, statistics gathering, and data movement techniques. It also explains how to analyze execution traces and query plans to diagnose bottlenecks. Designed for architects and developers, it provides practical guidance to maximize performance without data replication.

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