<ul><li>DuckDB is an open-source, in-process SQL OLAP database designed for analytics and runs embedded inside applications.</li><li>DuckDB achieves high performance through columnar storage and vectorized execution, handling complex analytical queries efficiently on a single machine.</li><li>It dynamically manages memory and disk usage, supports in-memory mode, out-of-core mode, hybrid execution, and persistent storage.</li><li>DuckDB is praised for local dataset exploration, CI and pipeline testing without Spark, batch transformations, and lightweight production workflows.</li></ul>

DuckDB: When You Don’t Need Spark (But Still Need SQL)

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