Nebius Group

ClickHouse is an open-source, column-oriented database management system designed for online analytical processing. It enables real-time analytical reporting by executing SQL queries over large datasets. Its columnar storage reduces data footprint and speeds up query performance by eliminating unnecessary data, while vector-based processing enhances CPU efficiency for large-scale workloads. The system handles vast numbers of rows and gigabytes of data per server, delivering secure, reliable, and scalable analytics that help enterprises streamline data processing.