The Raijin Database engine is an advanced database designed to fill the gap between SQL and Document databases while also providing a solution to today’s data challenges. It is equipped to work with high-volume log data, supports semi-structured data, and has been optimized for aggregation queries. Its server component accepts SQL queries over a secure REST API and can operate in cluster mode. Raijin databases can be used to aggregate security logs from diverse sources as well as providing a foundation for developing customized data analytics frameworks.