Fast Open-Source OLAP DBMS
ClickHouse is an open-source, column-oriented OLAP database management system designed for real-time analytical processing at massive scale. Originally developed at Yandex, it was spun out as an independent company in 2021 and offers a cloud-hosted service alongside the open-source core. ClickHouse enables sub-second queries on petabyte-scale datasets and is widely adopted by Cloudflare, Spotify, Uber, and Microsoft.
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