Clickhouse on Gavin Yuehttps://gavinyue.com/tags/clickhouse/Recent content in Clickhouse on Gavin YueHugo -- gohugo.ioen-US© 2026 Gavin YueSat, 25 Jul 2026 00:00:00 +0000How ClickHouse built fast UPDATEs for a column storehttps://gavinyue.com/links/clickhouse-fast-updates/Sat, 25 Jul 2026 00:00:00 +0000https://gavinyue.com/links/clickhouse-fast-updates/<p>Three-part series on making row updates fast in a column store: <a href="https://clickhouse.com/blog/updates-in-clickhouse-1-purpose-built-engines" target="_blank" rel="noreferrer">purpose-built engines</a> (ReplacingMergeTree and friends), <a href="https://clickhouse.com/blog/updates-in-clickhouse-2-sql-style-updates" target="_blank" rel="noreferrer">SQL-style UPDATEs</a>, and <a href="https://clickhouse.com/blog/updates-in-clickhouse-3-benchmarks" target="_blank" rel="noreferrer">benchmarks</a> claiming 1,000× speedups over the old mutation path.</p>The hidden cost of running ClickHouse OSS at scalehttps://gavinyue.com/posts/clickhouse-oss-vs-cloud/Sat, 25 Jul 2026 00:00:00 +0000https://gavinyue.com/posts/clickhouse-oss-vs-cloud/ClickHouse OSS is easy to start and fast on one node. The hidden cost appears when growth turns one node into shards, replicas, Keeper, and a distributed system your team must operate.