The Altinity Way to Building Enterprise QA Process in ClickHouse® – Part 1
The first part of Altinity’s modern QA process in ClickHouse shows how we work with requirements and execute each step to fit into an open-source project.
Migrating from Druid to Next-Gen OLAP on ClickHouse®: eBay’s Experience
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…
Altinity Stable® Release Update 20.3.19.4
We are delighted to announce that the ClickHouse Altinity Stable Release is updated to 20.3.19.4. This release includes several dozen bug fixes not present in the previous 20.3.12.112.
ClickHouse® Data Integration — September 2020 Meetup Report
Our last ClickHouse SF Bay Area meetup was on September 10th and focused on data integration. This turned out to be a popular subject. We had well over 100 signups with 59 people in attendance. This article summarizes the talks…
ClickHouse® vs Redshift Performance for FinTech Risk Management
ClickHouse SQL extensions, arrays, in particular, allow it to solve the business use case up to 100 times more efficiently than Redshift at 1/6th the cost. We know that ClickHouse is fast, but we were a bit surprised by these…
Introduction to ClickHouse® Backups and Altinity Backup for ClickHouse®
Data backups are an inglorious but vital part of IT operations. They are most challenging in “big data” deployments, such as analytics databases. This article will explore the plumbing involved in backing up ClickHouse and introduce the clickhouse-backup tool for…
![ClickHouse September [Virtual] Meetup](https://altinity.com/wp-content/uploads/2021/02/altinity-meetup-general-768x432.jpg)
ClickHouse® and Redshift Face Off Again in NYC Taxi Rides Benchmark
Being that it has been roughly three years since we last compared ClickHouse to Amazon Redshift, we thought it was time for an update. Using the same popular benchmarking dataset of NYC taxi trips data over multiple years, current size…
Machine Learning Models as Tables
The MindsDB team has come up with a creative way to integrate machine learning models with ClickHouse. We’re delighted to share it on the Altinity Blog.
ClickHouse® Unleashed 2020: Our Favorite New Features for Your Analytical Applications
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…
Using Joins in ClickHouse® Materialized Views
ClickHouse materialized views provide a powerful way to restructure data in ClickHouse. We have discussed their capabilities many times in webinars, blog articles, and conference talks. One of the most common follow-on questions we receive is whether materialized views can…
Adventures in Observability: How In-House ClickHouse® Deployment Enabled Instana to Build Better Monitoring for Users
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.