Learn about the latest ClickHouse tips, tricks and company announcements.

ClickHouse launch a fast, scalable and enterprise-grade managed Postgres service natively integrated with ClickHouse, built for real-time and AI-driven applications.

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Fast, scalable, enterprise-grade Postgres natively integrated with ClickHouse

“With ClickHouse, we can serve fresh data, query raw events directly, lean on materialized views when needed, and build new capabilities in weeks instead of months or quarters.”  Joe Karayusuf, Software Engineer at LaunchDarkly

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How ClickHouse Cloud enabled LaunchDarkly to build and ship features faster

A look at how ClickPy handles over 2 trillion Python package downloads, from ingestion redesign to fixing historical data at scale.

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ClickPy at 2 Trillion rows: Scaling ingestion and fixing the past

Polymarket migrated computationally expensive analytical workloads from PostgreSQL to ClickHouse to power real-time, user-facing features that scale with rapid growth

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How Polymarket scaled their data stack with Postgres and ClickHouse

A yearly tradition: we tag a handful of features as gifts from our engineering team.

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Christmas gifts from the ClickHouse engineering team

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What’s new in ClickHouse – 2025 roundup

Building a Postgres-to-Kafka-to-ClickHouse pipeline, enabling millisecond-speed reporting across 50,000 customers.

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“Just OLAP it”: How Ramp rebuilt its analytics platform on ClickHouse Cloud

A deep dive into how ClickHouse uses data-skipping metadata to turn Top-N queries into a pruning problem, cutting I/O and speeding up queries at scale.

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How ClickHouse makes Top-N queries faster with granule-level data skipping

ClickHouse acquires Langfuse to enter LLM observability and introduces a native Postgres service to unify transactional and analytical workloads

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ClickHouse raises $400M Series D led by Dragoneer to accelerate expansion across analytics and AI infrastructure

We are thrilled to announce that ClickHouse has acquired Langfuse, the leading open-source platform for LLM observability, evaluations, and prompt management.

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ClickHouse welcomes Langfuse: The future of open-source LLM observability

“ClickHouse is very easy to operate, very cost-effective, and scaling is really simple with ClickHouse Cloud. We’re very happy with it.”  Max Sumrall, Software Engineer

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How Picnic uses ClickHouse for real-time analytics across 20+ fulfillment centers and 1 million unique stores

Welcome to the January 2026 ClickHouse newsletter, which will round up what’s happened in real-time data warehouses over the last month.

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January 2026 newsletter

ClickHouse 25.12 is here! In this post, you will learn about faster top-n queries with data skipping indexes, faster lazy reading with join-style execution model, and more!

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ClickHouse Release 25.12

Replicate data from MongoDB into ClickHouse Cloud in just a few clicks for blazing-fast analytics on document-based data. Now with more connectivity options, improved reliability, and support for DocumentDB.

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MongoDB CDC connector for ClickPipes is now in Public Beta

ClickHouse now supports granule-level pruning for lightweight projections, enabling them to act as true secondary indexes that work together to dramatically speed up multi-filter queries without duplicating full table data.

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ClickHouse projections now behave like true secondary indexes

ClickHouse has achieved AWS AI Competency, joining a select group of AWS Partners recognized for deep expertise in serving AI workloads

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ClickHouse achieves AWS AI Competency

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