ClickHouse

@clickhouse.com

ClickHouse is the fastest open-source OLAP database ⚡ Download: http://clickhouse.com GitHub: http://clickhou.se/GitHub Slack: http://clickhouse.com/slack

ClickHouse Managed Postgres uses WAL-aware backpressure to prevent a WAL backlog from filling the disk and triggering a PANIC. clickhouse.com/blog/wal-bac... Client writes slow while the archiver drains at full speed. When the backlog clears, the cap lifts automatically.

What is WAL backpressure, and why does ClickHouse Managed Postgres need it? | ClickHouse

How ClickHouse Managed Postgres uses WAL-aware backpressure to slow client writes, protect disk space, and let the archiver recover.

clickhouse.com

We're building Click-a-thon with some incredible companies. InMobi. Atlys. Sony LIV. These teams are bringing real-world engineering problems to the table, and 150+ developers will spend 24 hours building open-source solutions around them. That's what co-innovation looks like. 🧵 👇️

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What 10 years of building in the open has produced: - 200+ integrations - Supporting open standards: OpenTelemetry, MCP, Iceberg, Delta Lake - dbt, Airflow, Grafana, Fivetran, PeerDB, and hundreds more - ClickStack, Langfuse, LibreChat building on top of ClickHouse clickhou.se/4ebNji0

The open ecosystem around ClickHouse

Around any good database sits the clients you import, the dashboards your team shares, the pipelines that feed it, the projects that build on top of it, and now the agents that query it.

clickhouse.com

How do you monitor an SLA on a user-facing dashboard query? Tag queries with log_comment='frontend-dashboard'. Track p99 in system.query_log. When it breaches: concurrency problem → add replicas. Data growth → bigger replicas. clickhousectl lets an agent drive the whole loop. clickhou.se/4e7atF6

Monitor SLAs and scale ClickHouse Cloud with clickhousectl and agents

Tag queries to track per-workload SLAs, then use clickhousectl to investigate breaches and scale ClickHouse Cloud, with an agent to remediate.

clickhouse.com

India's devs are building some of the most data-intensive systems on the planet. We want you in the room, building something real. What will you build? Click-a-thon 2026 is ClickHouse's first in-person hackathon in India. Bengaluru, August 1–2. Teams of 2 to 4. 24 hours. ₹10,00,000 prize pool. 🧵 👇️

🚀 Build with the fastest database on the planet. Introducing Click-a-thon 2026 - ClickHouse's first in-person developer hackathon in India. 24 hours · ~120 developers · ~30 teams 📅 1–2 August 2026 · Bengaluru Pick your track: ➡️ Real-Time Analytics ➡️ Observability ➡️ Data Warehousing 🧵👇

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clickhousectl v0.2.0 is out, bringing support for Postgres and ClickPipes. Your agents can now scaffold a full transactional + analytical stack locally, iterate against it, and push to Cloud when it's ready for prod. clickhou.se/4wLzu16

clickhousectl v0.2.0: Postgres, ClickPipes and more

We're releasing clickhousectl v0.2.0. This release adds Postgres, ClickPipes, SQL over HTTP, a few agent-friendly output tweaks, and a standalone Rust client library for the ClickHouse Cloud API.

clickhouse.com

Introducing clickhousectl: the official CLI for ClickHouse. Now in beta. You can use the CLI for local development and operating ClickHouse Cloud: manage versions, run local servers, and control your cloud services from the same interface. clickhou.se/41qoA2h

Introducing clickhousectl: the CLI for ClickHouse local and cloud (beta)

clickhousectl is the official CLI for ClickHouse. It manages local installations, runs local servers, and operates ClickHouse Cloud. It's designed to work for humans and AI agents alike.

clickhouse.com

LLMs are smart. Sometimes, too smart. They can reach for advanced features before you've even run a single query. We wrote up the most common mistakes we see when AI generates ClickHouse schemas, drawn from real patterns across dozens of customer engagements:

AI doesn’t always generate perfect ClickHouse schemas (yet)

This post walks through the common pitfalls we see when AI generates ClickHouse schemas, drawn from real conversations with our Solutions Architecture team and patterns across dozens of customer…

clickhou.se

Bangalore, we’re back! 🚀 Join us for another exciting ClickHouse Bangalore User Group meetup as we dive into building scalable, real-time analytics in the cloud. 📍 Awfis Mantri Commerce, Bannerghatta Road 🗓️ 14th March 2026, 10:30 AM onwards Spots are limited —

ClickHouse Bangalore Meetup, Sat, Mar 14, 2026, 10:30 AM | Meetup

Join us in Bangalore for yet another exciting meetup. This event brings together engineers, architects, and data leaders to explore how modern teams are building scalable,

clickhou.se