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!
ClickHouse today announced the establishment of ClickHouse K.K., its Japanese subsidiary, through a strategic partnership with Japan Cloud.
Alerting has arrived in ClickStack for ClickHouse Cloud! Now you can create and manage real-time alerts across logs, metrics, and traces directly in the ClickStack UI - integrated with Slack, PagerDuty, and more
ClickHouse、Japan Cloudと提携し日本法人設立を発表
Modal uses ClickHouse Cloud to power real-time observability dashboards for AI workloads running across thousands of GPUs and containers
ClickHouse today announced the acquisition of LibreChat, a leading open-source AI chat platform that provides a unified interface for interacting with large language models (LLMs).
We are excited to announce that ClickHouse has acquired LibreChat, the leading open-source AI chat platform.
Constant Contact rebuilt its real-time analytics stack with ClickHouse. In this blog post, they share their lessons doing so.
Is it possible to derive global weather data from airplanes telemetry?
Read how ClickStack's improved Event Deltas make it effortless to pinpoint the root causes of performance outliers in observability data - turning complex trace analysis into instant, actionable insight.
Learn how to implement log clustering with Drain3 and ClickHouse UDFs to automatically structure raw application logs.
A walkthrough showing how to trace an OpenAI agents app.
We added QBit to ClickHouse, a column type that stores floats as bit planes. It lets you choose how many bits to read during vector search, tuning recall and performance without changing the data.
Learn how giving logs a structured format can unlock 170x compression and make large-scale log storage practical.
“To make our logging system work, we had to make a lot of choices. The key is how you simplify things in order to do the least amount of work.” Daniel Muino, Software Engineer
Discover how ClickStack’s new text-to-chart feature makes analyzing logs, traces, and metrics effortless - turning plain text into instant observability visualizations that speed up root cause analysis.
The ClickHouse Open House Roadshow kicked off in New York on October 7th with compelling customer stories from Modal, Ramp, and Capital One, and all session videos are now live.
Discover how GitLab transformed its analytics stack with ClickHouse - turning 30-second queries into sub-second insights and powering real-time visibility across GitLab.com.
Can open table formats like Iceberg and Delta Lake really power observability at scale, and if not, what is missing today and which innovations could unlock low cost open observability?
Welcome to the October 2025 ClickHouse newsletter, which will round up what’s happened in real-time data warehouses over the last month.