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.

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Altinity Novel Coronavirus Update

The COVID-19 outbreak has placed unprecedented stress on individuals and businesses worldwide. We would like to share a few words about how the Altinity team is dealing with this outbreak in the hope it may help your own planning.

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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.

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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 release 19.16.10.44, and addresses following problems:

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ClickHouse Tiered Storage Intro

by Robert Hodges, Altinity CEO
San Francisco ClickHouse Meetup, February 5, 2020

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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 recommended for production use. You can use a newer version in your lab environment to try the latest features.

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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 rundown.

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Clickhouse Capacity Planning for OLAP Workloads

by Mik Kocikowski, CloudFlare
Presented on December ClickHouse Meetup. Dec 3, 2019
Concrete findings and "best practices" from building a cluster sized for 150 analytic queries per second on 100TB of http logs. Topics covered: hardware, clients (http vs native), partitioning, indexing, SELECT vs INSERT performance, replication, sharding, quotas, and benchmarking.

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Unified Data Platform

by Pauline Yeung, Cisco Systems
Presented on December ClickHouse Meetup. Dec 3, 2019
Our journey from using ClickHouse in an internal threat library web application, to experimenting with ClickHouse to migrating production data from Elasticsearch, Postgres, HBase, to trying ClickHouse for error metrics in a product under development.

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New release of ClickHouse ODBC driver


Today Altinity is pleased to announce an important improvement to the ClickHouse ecosystem. In addition to adding new features to ClickHouse server and maintaining the Grafana plugin, we recently took over responsibility for the ClickHouse ODBC driver. The ClickHouse ecosystem has a rich set of native drivers for different environments, but ODBC has a special role. ODBC drivers are a must for integrations with various 3rd-party tools, for example BI tools like Tableau. 

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ClickHouse Query Performance Tips and Tricks

by Robert Hodges, Altinity CEO
Presented at ClickHouse October Meetup, Oct 9, 2019

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