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How to ingest 1B rows/s in ClickHouse

news.ycombinator.com Unknown 2025-11-17 18:21:52

After seeing the engineers at Tesla talk about 1B row/s ClickHouse ingestion, I wanted to see if I could do it myself. A few weeks ago, I saw a talk from Tesla claiming they were ingesting 1B rows per second using ClickHouse. I'm a petrolhead but I don't have any reason to think they are lying :). One (American) billion rows per second might feel like a lot, so let me try to explain how you can achieve that using ClickHouse. I'm not sure what ClickHouse flavor Tesla uses, but I don't think that

Topics: 10 clickhouse data mib rows
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Namibia wants to build the world’s first hydrogen economy

technologyreview.com Jonathan W. Rosen 2026-03-04 11:00:00

But environmentalists are not the only ones who’ve criticized the choice of location. An expanded port, built to facilitate ammonia exports, will sit immediately adjacent to a site that housed a labor and extermination camp during Namibia’s 1904–1908 genocide, in which tens of thousands of Nama and Herero people were killed by German soldiers during a period of resistance to colonial rule. A 2024 report commissioned by Nama and Herero leaders argues that the extension of port infrastructure woul

Topics: government green hydrogen namibia projects
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