
ClickHouse
@ClickHouseDB
ClickHouse is the fastest open-source OLAP database ⚡ Download: http://clickhouse.com GitHub: http://clickhou.se/GitHub Slack: http://clickhouse.com/slack
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🚨 Last chance! Join us tomorrow for our hands-on ClickStack Workshop (APJ-friendly 🌏) Learn to ingest + analyze observability data at scale using ClickStack — powered by ClickHouse ⚡ Deploy locally, run real queries, & earn your Observability Associate badge! 👉…

When @mpathicai’s ML team needed a better DB to analyze thousands of hours of therapy sessions for clinical trials, they said goodbye to Elasticsearch and switched to @ClickHouseDB 💪 See how they’re building smarter models and driving better outcomes 👇 clickhou.se/4qa3Tms
The ClickHouse team is heading to dbt Coalesce next week in Las Vegas! 🎲 Come meet us at our booth to chat all things analytics, performance, and the modern data stack — or join us for an exclusive dinner with Lightdash for a more relaxed evening with great food and…
Remember when we dissected ClickHouse vs Elasticsearch count aggregations? 🔬⚡ clickhou.se/4nH0j0O Our 2024 analysis showed: Why ClickHouse delivers 5x faster aggregations ⚡ How exact results beat approximations every time 🎯 The engineering behind sub-second billion-row…
“Like night and day”—that’s how @mayankistyping describes his team’s move from Postgres to @ClickHouseDB. See how @AuditzyInsights cut query times by 33x (10s → 300ms), shrank storage by 10x, and built a stronger foundation for real-time analytics 👇 clickhou.se/48okVH2
What a day at Open House Sydney last week! 🏙️ From hands-on demos to lightning talks with our friends at Canva, Laravel, Sauce AI, and Culture Amp, the energy was off the charts ⚡ 🎥 Check out some highlights from the day.
The ClickHouse JSON type was already fast, but v25.8 made it 58x faster and use 3,300x less memory. The problem: JSON docs with 10,000+ unique paths killed performance. The solution → clickhou.se/4ogmCem 200k rows, 10k paths: ⚡ 3.63s → 0.063s 💾 12.53 GiB → 3.89 MiB
The ClickHouse crew had an amazing time at @alibaba_cloud Apsara Conference in Hangzhou! 🚀 Packed sessions, deep dives into real-time analytics & high-performance data processing, and tons of great discussions with the community 🙌 Missed it? See how Changan Ford cut costs by…
🔋Incredible insights at this week's AI in ClimateTech Panel in Amsterdam! 60 C-level execs explored how to turn high-frequency energy data into strategic advantage with speakers from @Dexter_Energy @Fudura @Quatt & @ClickHouseDB Also interested in learning more about…
Do not miss a rare opportunity to hear directly from Yury Izrailevsky, ClickHouse Co-Founder and President of Product & Engineering, on the realities around scaling the fastest open source project in the data space as a commercial company 🚀
From Yandex > ClickHouse > $6.35B company. @tnachen & @robby_mtf talked to @ClickHouseDB Co-Founder @izrailevsky about building one of the fastest open-source databases powering 2,000+ customers - and the balance between OSS, cloud, and speed.
🚀 What Python packages were trending in September 2025? We used AgentHouse + ClickPy to analyze PyPI download data from last month: 🌍 Geo distribution of downloads 📦 Top most downloaded package 🌱 Emerging tools to watch Check out the report generated by AgentHouse here:…

🚀 Nightwatch the new @laravelphp observability platform, handles 1B+ events/day with sub-second latency — powered by Amazon MSK, @AWS Lambda, and ClickHouse Cloud. clickhou.se/42Zu3hC The challenge: Real-time monitoring for millions of apps. The solution: A decoupled…
Rohan Arepally from @modal shared their journey building blazing fast AI platform using @ClickHouseDB. 500 billion rows and counting!🔥




Ryan Delgado describes the journey to adopt @ClickHouseDB for speeding up analytics at @tryramp a fintech leader transforming expense management, including innovative AI enabled budget analytics 🤘🚀




Salim and Syd from CapitalOne shared their incredible journey adopting @ClickHouseDB as a database for Slingshot, a cost analytics tool for Snowflake and Databricks costs. 80% performance improvement at 50% of the cost compared to a legacy approach!




Full house, standing room only at @ClickHouseDB NYC Open House event! I’ll post key announcements in this 🧵




Excited to announce series C financing extension and expansion of the leadership team at ClickHouse! clickhouse.com/blog/clickhous… We passed 2,000 customers and more than quadrupled ARR over the past year, adding companies like Anthropic, Cyera, Hewlett Packard Enterprise, Insider,…
How do you turn an expensive, multi-step data pipeline into something faster, leaner, and easier to work with? With @ClickHouseDB, Datavations cut cloud costs by 15x, sped up processing by 18x, and boosted analyst efficiency by 5x. See how they did it 👇…
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