Making DuckDB's capabilities available to the JVM efficiently. Includes a DuckDB-backed CQEngine persistence plugin: 7x less memory, and joins across collections.
java sql analytics jvm jdbc arrow persistence indexing collections olap embedded-database query-engine columnar-storage joins in-memory-database off-heap cqengine memory-optimization duckdb duckdb-jdbc
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Updated
Oct 5, 2026 - Java