Many years ago a wise customer once said, “every report wants to be an Excel spreadsheet when it grows up!” I have always had a soft spot for Excel–it’s one of the most useful programs that Microsoft ever released. To…
The year 2019 ended with a burst of ClickHouse community events in the US and Europe. There were many great talks about ClickHouse from users exploring new use cases as well as operating at large scale. Here is a quick…
Log messages are one of the most important types of application data. ClickHouse is very good at storing log data; many SaaS applications use it under the covers. In this webinar we will show examples of different application logs and…
In the couple of previous blog posts, I have introduced Live Views tables and covered basic usage. Now, in this post, we will take a closer look at Live View tables. Specifically, we will look at the options available for…
New users of ClickHouse love the speed but may run into a few surprises when designing applications. Column storage turns classic SQL design precepts on their heads. This talk shares our favorite tricks for building great applications. We’ll talk about…
This article is a continuation of the series describing multi-volume storage, which greatly increases ClickHouse server capacity using tiered storage. In the previous article we introduced why tiered storage is important, described multi-volume organization in ClickHouse, and worked through a…
Altinity is glad to announce the certification of 19.13.7.57 ClickHouse release as Altinity Stable. This is a minor upgrade over the previous 19.11.8 release, but we recommend users install it before moving to more recent releases due to a few…
As longtime users know well, ClickHouse has traditionally had a basic storage model. Each ClickHouse server is a single process that accesses data located on a single storage device. The design offers operational simplicity–a great virtue–but restricts users to a…
The Altinity team just returned from sponsoring at KubeCon North America in San Diego November 19-21. I would like to thank all the people who visited our booth, especially current customers and ClickHouse users. It’s starting to be a real…
LONDON, November 19, 2019 | Altinity is pleased to announce a production-ready version 0.7.0 of the innovative ClickHouse Kubernetes Operator. The new operator release enables users to confidently use Kubernetes to run ClickHouse, a popular real-time data. warehouse used by…
My previous blog article introduced Live View tables, a new feature in ClickHouse that enables users to subscribe to query results and get new results as the underlying input changes. In this article, we will continue to explore using Live…
Have you ever wanted to get a notification from your database when the query result has changed due to new data? Have you ever wanted to build a real-time dashboard where your graphs would change in real-time based on fresh…
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