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How teams used ClickHouse to power agents with streaming data, sub‑second analytics, and production‑ready dashboards at the AWS MCP Hackathon.

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Building Real‑Time AI: Highlights from the AWS MCP Hackathon in San Francisco

Welcome to the November 2025 ClickHouse newsletter, which will round up what’s happened in real-time data warehouses over the last month.

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November 2025 newsletter

chDB recently upgraded the ClickHouse kernel from v25.5 to v25.8.2.29. This blog post goes through that journey.

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chDB Kernel Upgrade Journey: Upgrading ClickHouse to v25.8.2.29 

We’re excited to announce a new integration between ClickHouse and Microsoft OneLake, powered by the OneLake Tables APIs and Apache Iceberg.

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ClickHouse integrates with Microsoft OneLake Table APIs

“Cost has gone down, speed has gone up, and the scale of our customers has increased exponentially.”  Nir Barak, Principal Data Engineer

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Scaling SaaS security: Reco’s migration from Postgres to ClickHouse Cloud

With community-standard instrumentation and the OTel Collector acting as a translation and routing engine, your metrics, logs, and traces are no longer trapped in a walled garden.

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Drinking the OTel SODA: Send Observability Data Anywhere

Learn more how we built StockHouse, a real-time financial analytics application with Massive, ClickHouse and Perspective that scales to thousands of events per second.

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Building StockHouse: Real-time market analytics with ClickHouse

“Even if data increases by 4x or 5x in the next year, we literally don't have to worry about it. We’ve got the architecture right, the stack right, and the right platform at the end of the day.” - Akshay Gupta, Lead Data Engineer

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How Merkle Science fights crypto crime at scale with ClickHouse Cloud

Learn how we evolved our internal 2.1 PB data warehouse from traditional BI to an AI-first analytics platform

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How we made our internal data warehouse AI-first 

Learn about how failover-ready replication slots keep Postgres CDC pipelines running without interruption.

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ClickPipes for Postgres now supports failover replication slots

“High-cardinality data is core to how we track function-level behavior across versions. ClickHouse stood out because it handled that complexity natively, while other systems made it harder to work at that level of granularity.”

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How Hud is building the first runtime code sensor with ClickHouse Cloud

Initially, I wanted to make a single report to incentivise for looking at and resolving GitHub issues. But I'm greedy, so in the end it appeared to be a website where you can compare various metrics on team activities across GitHub repositories.

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I've created a website to track the team's activity

ClickHouse 25.10 is available. In this post, you will learn about join improvements, a new data type for vector search, late materialization of secondary indices, and more!

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ClickHouse Release 25.10

Discover what’s new in ClickStack this month, including event deltas, multiline search, enhanced filtering, and more! 

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What's new in ClickStack. October '25.

ClickHouse today announced the establishment of ClickHouse K.K., its Japanese subsidiary, through a strategic partnership with Japan Cloud.

ClickHouse expands in Japan with Japan Cloud partnership

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ClickHouse Partners with Japan Cloud to Establish ClickHouse K.K. and Accelerate Growth in Japan

“Our query efficiency has improved significantly since moving to ClickHouse. We can now show our clients real-time analytics.” - Sidhant Gaba, Engineer

Blog

How FabFunnel powers real-time marketing analytics with ClickHouse Cloud