ClickHouse

ClickHouse is an open-source, fast, column-oriented database management system optimized for real-time analytics and OLAP workloads. It enables real-time SQL-based analytical reporting and large-scale data processing across on-premises and cloud environments. The platform supports data warehousing, observability, and ML/GenAI use cases, and is deployed globally with customers in diverse industries. HQ based in the Bay Area, with development and community contributions worldwide.