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MariaDB ColumnStore is a columnar storage engine that utilizes a massively parallel distributed data architecture. It's a columnar storage system built by porting InfiniDB 4.6.7 to MariaDB 10.1. MariaDB ColumnStore, however, is released under the GPL license.

MariaDB ColumnStore is designed for big data scaling to process petabytes of data, linear scalability and exceptional performance with real-time response to analytics queries. It leverages the I/O benefits of columnar storage, compression, just-in-time projection, and horizontal and vertical partitioning to deliver tremendous performance when analyzing large data sets.

MariaDB has published several articles on ColumnStore. There is a Google Group for MariaDB ColumnStore that can be used to discuss ideas, issues and communicate with the community: Send email to or use the forum interface. Bugs can be reported in MariaDB's Jira system. (see Reporting Bugs). Please file bugs under the MCOL project and include the output from the support utility if possible.

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