About

ClickHouse is an open-source, column-oriented OLAP database management system built for real-time SQL analytics. It powers instant dashboards, observability (logs, metrics, traces), data warehousing, and machine learning workloads with sub-second query performance on massive datasets.

Headquartered in Palo Alto with an office in Amsterdam, ClickHouse Inc. was founded in 2021 and is privately held with Series C funding. The open-source project has earned over 46,000 GitHub stars.