Altinity Blog
Want more? Get curated ClickHouse tips and tricks straight to your inbox
Webinars
ClickHouse Performance Master Class – Tools and Techniques to Speed up any ClickHouse App
ClickHouse gives impressive performance out of the box. Our webinar will show you how to make it amazing. We start by providing a framework for performance that includes basic drivers like I/O and compute, as well as ClickHouse structures like...
Blog
Math Games in ClickHouse — Solving Project Euler Problems
ClickHouse is an extremely versatile DBMS. When presenting it to newbies, I sometimes describe it as a combination of four “F”-s: Fast, Flexible, Fun and Free. We often benchmark ClickHouse in different scenarios to demonstrate how fast it is. Case...
Blog
Using Version 2.0 of the Altinity ClickHouse Sink Connector
The Altinity ClickHouse Sink Connector is a great way to add sophisticated analytics to your organization with minimal impact to your production MySQL or PostgreSQL system. In this article, we’ll start a test environment and put the Sink Connector to...
Blog
Announcing Version 2.0 of the Altinity ClickHouse Sink Connector
Altinity released version 2.0 of the Altinity ClickHouse Sink Connector is here! This open-source, Apache 2.0-licensed project lets you mirror changes from a MySQL or PostgreSQL database into ClickHouse. Read more about the new features in this blog.
Blog
Altinity Stable Release 23.3.19
As part of our release support plan, we are glad to announce two new releases of ClickHouse 23.3 built by Altinity: 23.3.19.33.altinitystable and 23.3.19.34.altinityfips.
Blog
Altinity Grafana Plugin for ClickHouse: Ready for Grafana 10 and Beyond
The Altinity Grafana Plugin for ClickHouse 3.0.0 is fully compatible with Grafana 10. Find out how to get it and see the roadmap. 15M downloads can't be wrong!
Blog
Building Embedded Real-Time Analytics with Explo and ClickHouse on Altinity.Cloud
Explo and Altinity work wonderfully together as a solution for real-time, embedded analytics based on the popular ClickHouse analytic databases. Read about the amazing real-time integration.
Blog
Reading External Parquet Data from ClickHouse
ClickHouse support for Apache Parquet is outstanding. We blogged about it last year in “What’s Up With Parquet Performance in ClickHouse”. In this article, we will look at Parquet from a different perspective. Let’s say there is public Parquet data...
Blog
Slash CI/CD Bills (Part 1): Using Hetzner Cloud GitHub Runners for ClickHouse Builds
If controlling CI/CD bills is essential for you or you're interested in exploring non-AWS-oriented runner solutions for your projects hosted on GitHub, then read on and see how using Hetzner Cloud GitHub runners for ClickHouse helped us control our ClickHouse...
Webinars
Deep Dive on ClickHouse Sharding and Replication
ClickHouse works out of the box on a single machine but gets complicated in a cluster. ClickHouse provides two scaling-out dimensions — sharding and replication — and understanding when and how those should be applied is vital for production and...
Blog
Adventures in ClickHouse Development: Running Integration Tests, Part 2
In Part 2 of this two-part series, we will pick up where we left off and first try to run all the integration tests by hand. We will first try the naive approach and then go back to ci-runner.py to get the...
Blog
Adventures in ClickHouse Development: Running Integration Tests, Part 1
Most ClickHouse developers rely heavily on tests executed by the CI/CD pipeline. In this two-part article, we will show how you can execute ClickHouse integration tests by hand as well as look into the complexity of the CI/CD pipeline that...