Altinity Blog

Announcing Altinity Documentation for Developers & Administrators

Welcome to a new year and a new present from Altinity! Helping developers create valuable analytics on ClickHouse is our number one priority. To this end, we have created a new documentation site to better support and document our software offerings for the community.

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New Year Greetings and ClickHouse Updates

The year 2020 has been a tough one for the world. It changed the way people work, communicate and travel. It taught us to care more about family, friends, and colleagues. It highlighted the fragility of our world. Altinity and ClickHouse changed as well, but fortunately most changes were good.

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The ClickHouse Community

Editor’s Note: This blog article is also posted on the official ClickHouse blog. We would like to thank Alexey Milovidov, Ivan Blinkov, and Alexander Zaitsev for their kind assistance. One of the great “features” of[...]

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ClickHouse for Devs and GraphQL – December 2020 Meetup Report

As part of helping to grow the ClickHouse community, we love topics related to analytic app development. This includes talks that help developers to learn about ClickHouse as well as innovative technologies like GraphQL. The December 2 ClickHouse SF Bay Area meetup had both types of content. Here is a summary including links to slides and videos for each.

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ClickHouse Altinity Stable Release™ 20.8.7.15

We are delighted to announce that the ClickHouse Altinity Stable Release is updated to 20.8.7.15. This release introduces many changes and new Security, Dictionary, MergeTree, SQL compatibility, and various other features.

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Harnessing the Power of ClickHouse Arrays – Part 3

This final article completes our tour of array capabilities. We’ll survey functions for array map and reduce operations, demonstrating behavior and commenting on performance. This is an opportunity to dig further into lambdas, which are critical for using arrays effectively.

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Harnessing the Power of ClickHouse Arrays – Part 2

ClickHouse arrays combine neatly with GROUP BY aggregation. We show how arrays track sequences and offer a couple of ways to do funnel analysis.

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ClickHouse and S3 Compatible Object Storage

ClickHouse is a polyglot database that can talk to many external systems using dedicated engines or table functions. In modern cloud systems, the most important external system is object storage. It can hold raw data to import from or export to other systems (aka a data lake) and offer cheap and highly durable storage for table data. ClickHouse now supports both of these uses for S3 compatible object storage.

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Harnessing the Power of ClickHouse Arrays – Part 1

ClickHouse contributors regularly add analytic features that go beyond standard SQL. This design approach is common in successful open source projects and reflects a bias toward solving real-world problems creatively. Arrays are a great example.

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Introducing EventNative — an easy way to put your event stream into ClickHouse

Editor's Note. The Jitsu (formerly kSense) team are maintainers of the EventNative project on Github, which moves event records efficiently into data warehouses like ClickHouse. We're delighted to share their intro to EventNative on the Altinity Blog.

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The Altinity Way to Building Enterprise QA Process in ClickHouse – Part 2

We continue the journey of Altinity's enterprise QA process in ClickHouse shows how we use TestFlows open source testing framework to help us author our automated tests.

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What we learned by closing a $4M investment from Accel

I’m pleased to share the news that Altinity has raised a $4M seed investment from Accel, led by Dan Levine. We are honored by Accel’s trust and delighted to work with Dan. We plan to use the investment to roll out our new Altinity.Cloud platform and to strengthen ClickHouse into the best analytic database on the planet.

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