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September 2025 newsletter

Welcome to the September 2025 ClickHouse newsletter, which will round up what’s happened in real-time data warehouses over the last month.
Mark Needham
Sep 18, 2025
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  • Product
  • Community
  • Engineering
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  • Company and culture
Optimizing ClickHouse for Intel's ultra-high core count processors
Engineering
Optimizing ClickHouse for Intel's ultra-high core count processors
Jiebin Sun, Zhiguo Zhou, Wangyang Guo, Tianyou Li · Sep 17, 2025
Build ClickHouse-powered APIs with React and MooseStack
Engineering
Build ClickHouse-powered APIs with React and MooseStack
Fiveonefour & ClickHouse Team · Sep 16, 2025
ClickHouse Release 25.8
Engineering
ClickHouse Release 25.8
ClickHouse Team · Sep 5, 2025
Unifying real-time analytics and observability with OpenTelemetry and ClickStack
Engineering
Unifying real-time analytics and observability with OpenTelemetry and ClickStack
Dale McDiarmid · Sep 4, 2025
How does a database scale any query to 9000+ cores?
Engineering
How does a database scale any query to 9000+ cores?
Tom Schreiber · Sep 3, 2025
How to create reproducible ZIPs for AWS Lambda
Engineering
How to create reproducible ZIPs for AWS Lambda
Misha Shiryaev · Aug 28, 2025
Consuming the Delta Lake Change Data Feed for CDC
Engineering
Consuming the Delta Lake Change Data Feed for CDC
Pete Hampton & Kelsey Schlarman · Aug 19, 2025
Inside ClickHouse full-text search: fast, native, and columnar
Engineering
Inside ClickHouse full-text search: fast, native, and columnar
Jimmy Aguilar, Elmi Ahmadov, and Robert Schulze · Aug 18, 2025
Does OLAP need an ORM?
Engineering
Does OLAP need an ORM?
Fiveonefour & ClickHouse Team · Aug 15, 2025
LLMs can't solve production issues
Engineering
LLMs can't solve production issues
Lionel Palacin and Al Brown · Aug 14, 2025
You can’t UPDATE what you can’t find: ClickHouse vs PostgreSQL
Engineering
You can’t UPDATE what you can’t find: ClickHouse vs PostgreSQL
Al Brown and Tom Schreiber · Aug 13, 2025
ClickHouse Release 25.7
Engineering
ClickHouse Release 25.7
ClickHouse Team · Aug 8, 2025
How we made ClickHouse UPDATEs 1,000× faster (Part 3: Benchmarks)
Engineering
How we made ClickHouse UPDATEs 1,000× faster (Part 3: Benchmarks)
Tom Schreiber · Aug 7, 2025
How we built fast UPDATEs for the ClickHouse column store – Part 2: SQL-style UPDATEs
Engineering
How we built fast UPDATEs for the ClickHouse column store – Part 2: SQL-style UPDATEs
Tom Schreiber · Jul 24, 2025
How we built fast UPDATEs for the ClickHouse column store – Part 1: Purpose-built engines
Engineering
How we built fast UPDATEs for the ClickHouse column store – Part 1: Purpose-built engines
Tom Schreiber · Jul 22, 2025
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