MonetDB

MonetDB is a open-source database system for high-performance applications in data mining, OLAP, GIS, XML Query, text and multimedia retrieval. MonetDB often achieves a significant speed improvement for SQL  and XQuery over other open-source systems.
  • MonetDB/SQL is relational database solution.
  • MonetDB/XQuery is XML database solution.
  • MonetDB Server is multi-model database server.
MonetDB achieves its goal by innovations at all layers of a DBMS, e.g. a storage model based on vertical fragmentation, a modern CPU-tuned query execution architecture, automatic and self-tuning indexes, run-time query optimization, and a modular software architecture.
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