ClickHouse ingestion lag can have many causes. In this case, creating a separate Keeper for S3Queues solved the problem. See how we found the culprit, designed a solution, pushed it into ClickHouse, and delivered it to the customer.
ClickHouse® is famous for blazing-fast analytics, but common mistakes in schema design, insert patterns, query structure, resource management, and database migration can quietly destroy that performance. In this webinar, Altinity CEO Robert Hodges and ClickHouse architect Mikhail Filimonov walk through…
Get a September roadmap update on Project Antalya, Altinity’s initiative to run ClickHouse® faster and cheaper on data lakes, including full support for AWS S3 Table Buckets, new Iceberg catalog management features, and the path to native writing from ClickHouse…
In Part 2 of this series, Altinity CEO Robert Hodges and ClickHouse® administration instructor Tatiana Saltykova walk through five essential topics every new ClickHouse administrator needs to understand: choosing and configuring your deployment environment, mastering replication and ClickHouse Keeper, managing…
New to ClickHouse®? In this webinar, Altinity CEO Robert Hodges walks through five foundational things every developer building applications on ClickHouse should understand: where to run it, how columnar tables work, why inserts must be large, how joins differ from…
Learn how to store distributed traces in ClickHouse® using the OpenTelemetry Collector, visualize them with Grafana, and then turn the lens on ClickHouse itself, using its built-in OpenTelemetry tracing to observe internal query execution across a distributed cluster and Project…
Altinity’s CEO Robert Hodges and Altinity CTO Alexander Zaitsev introduce Project Antalya swarm clusters, an open-source extension to ClickHouse® that delivers sub-second query on Apache Iceberg data lakes stored in S3-compatible object storage, with up to 10x lower storage costs…
Learn how Project Antalya makes ClickHouse® run infinitely faster and up to 10x cheaper on shared Iceberg storage, with a live demo showing 40x query speedups using stateless swarm clusters, plus a real-world look at how PostHog is designing their…
Learn the four major approaches to ClickHouse® disaster recovery: backups, single-region multi-AZ replication, cross-region replication, and independent clusters. This webinar covers practical configurations, failover procedures, the SYSTEM RESTORE REPLICA command, and creative architectures that let you stay writable even during…
Robert Hodges, CEO of Altinity, shares three proven commercial models for building profitable open-source businesses: pure services, open core, and managed cloud, while genuinely giving back to the community, with hard lessons on licensing, marketing, sales, and why VC funding…
Discover how data lakes built on Apache Iceberg, Parquet, and S3-compatible object storage intersect with open-source ClickHouse®. This webinar covers the full picture: from data lake architecture and a live Python demo to three ways ClickHouse reads Iceberg tables, a…
Altinity’s CEO, Robert Hodges, and Software Engineer, Diego Nieto, walk through the key building blocks for building fast data loops in ClickHouse®: ingesting data quickly from many small sources using async inserts and Kafka, generating real-time alerts with materialized views…
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