Managed ClickHouse Data Warehouses on Amazon: An Introduction to Altinity.Cloud

Word is getting around that ClickHouse is the fastest data warehouse on the block. So how do you get this goodness working in Amazon? Watch this introduction to Altinity.Cloud today.

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Building Beautiful Interactive Dashboards with Grafana and ClickHouse

Grafana and ClickHouse are a very popular combination for interactive dashboards on big data. In this presentation, we'll show you how to install Grafana on ClickHouse, and lead you through the steps to create nice-looking dashboards of your own. The talk covers how Grafana dashboards work.

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ClickHouse Defense Against the Dark Arts–Intro to Security and Privacy

Security and privacy are critical considerations in modern data warehouses. Join us to learn about ClickHouse security best practices including locking down servers, at-rest and in-flight encryption, and preventing information leaks through logs and system tables.

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High Performance, High Reliability Data Loading on ClickHouse

Data loading is a critical topic when building real-time data warehouses on ClickHouse. This webinar covers three ClickHouse topics every app designer should understand: insert performance, transaction reliability, and data deduplication.

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Introduction to High-Velocity Analytics Using ClickHouse Arrays

October 7, 2020
with Robert Hodges

Arrays are a prominent ClickHouse SQL extension that can accelerate query speed up to 100x in well-chosen use cases. This webinar introduces ClickHouse arrays and shows how to use them effectively. We provide examples of idiomatic usage and guides you on use cases where you should immediately reach for arrays. Please join us to become a power user of this popular ClickHouse feature.

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Migrating from Druid to Next-Gen OLAP on ClickHouse: eBay’s Experience

September 23, 2020
with Sudeep Kumar - MTS 2, eBay and Rober Hodges - CEO, Altinity

We'll talk about our experience building a next-generation OLAP capability for eBay event data using ClickHouse and realizing large infrastructure savings compared to the previous-generation solution built on Druid. Given the scale of eBay, this requires a highly scalable, performant and reliable Online Analytical Processing (OLAP) engine. Join us to hear the whole story!

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ClickHouse Unleashed 2020: Our Favorite New Features for Your Analytical Applications

August 6, 2020
Alexander Zaitsev and Robert Hodges

Curious, what's new in ClickHouse? This talk is for you! Learn about new features of ClickHouse, preview new features like object storage and LDAP support planned for the remainder of 2020, and closeout with Altinity Stable Releases and how they help you decide when features are production-ready. Don't miss this opportunity to get current on ClickHouse improvements to help you build even better analytics!

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Adventures in Observability: How In-House ClickHouse Deployment Enabled Instana to Build Better Monitoring for Users

July 9, 2020
with Marcel Birkner, Yoann Buch and Robert Hodges

Instana automated APM provides complete visibility into complex systems, including ClickHouse servers. Hear how their team uses ClickHouse to power their solution and how they've integrated them back into their own ClickHouse monitoring features.

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Big Data and Beautiful Video: How ClickHouse enables Mux to Deliver Content at Scale

June 23, 2020
with Adam Brown and Robert Hodges enables content providers to stream video to vast audiences while maintaining pin-point control over performance. Join us as Adam Brown, a co-founder of Mux and video expert, explains the role that ClickHouse plays in content delivery. We close with discussion around the Mux journey to ClickHouse and lessons learned along the way about how data enables content delivery networks.

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Big Data in Real-Time: How ClickHouse powers Admiral’s visitor relationships for publishers

June 16, 2020
James Hartig and Robert Hodges

Advertising is dying in the wake of privacy and adblockers. Join us for a conversation with James Hartig, a Co-Founder at Admiral (, who helps publishers diversify their revenue and build more meaningful relationships with users. Discussion includes how Admiral migrated from MongoDB and how ClickHouse drives cutting edge real-time applications.

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MORE secrets of ClickHouse Query Performance

May 27, 2020
with Robert Hodges

ClickHouse is famously fast, but a small amount of extra work makes it much faster. Join us for the latest version of our popular talk on single-node ClickHouse performance. We start by examining the system log to see what ClickHouse queries are doing. Then we introduce standard tricks to increase speed: adding CPUs, reducing I/O with filters, restructuring joins, adding indexes, and using materialized views, plus many more. In each case we show how to measure the results of your work. There will as usual be time for questions as well at the end. Sign up now to polish your ClickHouse performance skills!

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Strength in Numbers. Introduction to ClickHouse Cluster Performance

April 29, 2020
with Robert Hodges

ClickHouse clusters apply the power of dozens or even hundreds of nodes to vast datasets. In this webinar we'll show you how to use the basic tools of replication and sharding to create high performance ClickHouse clusters. We'll study the plumbing of inserts into sharded datasets and how to determine the correct number of shards for your desired writes. We'll similarly look at distributed queries and show how to scale read capacity to desired levels using replicas. Finally, we'll look at techniques for scaling up both shards and replicas to accommodate growth in your dataset.

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