ClickHouse

    ClickHouse® February Community Events

    US-based 2020 ClickHouse meetups started the year with a bang: two events in San Francisco and New York City. Here is a summary of the talks including links to presentation slides.

    ClickHouse® Altinity Stable release update 19.16.12.49 for Kafka users

    Important notice for our beloved Apache Kafka users. We continue to improve Kafka engine reliability, performance and usability, and as a part of this entertaining process we have released 19.16.12.49 Altinity Stable ClickHouse release. This release supersedes the previous stable…

    New ClickHouse® Altinity Stable Release 19.16.10.44

    Welcome to the year 2020! New Year came and it’s a good time to update your ClickHouse to the latest Altinity stable version which we are presenting today. As always, Altinity Stable is a version we know is good and…

    Connecting Excel to ClickHouse® using the Windows ODBC driver

    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…

    ClickHouse® December Community Events

    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…

    Taking a Closer Look at ClickHouse® Live View Tables

    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…

    Webinar: Tips and tricks every ClickHouse® user should know.

    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…

    Amplifying ClickHouse® Capacity with Multi-Volume Storage (Part 2)

    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…