Learn how to configure Kerberos for Kafka and ClickHouse to benefit from a centralized authentication and authorization service. This article explains how to deploy Kafka, Zookeeper and Clickhouse and configure them to authenticate via Kerberos showcasing the process with a…
ClickHouse clusters depend on ZooKeeper to handle replication and distributed DDL commands. In this webinar, we’ll explain why ZooKeeper is necessary, how it works, and introduce the new built-in replacement.
One of the first when working with ClickHouse is “How do I set up my own ClickHouse cluster™?” This guide is the answer.
ClickHouse and Altinity products are not subject to CVE-2021-44228 based on knowledge available today. If you run any Java applications, you should check whether they have the affected Log4J library version. Check here for advice to detect and remediate the problem.
The August 2021 ClickHouse SF Bay Area meetup featured two excellent talks on our favorite database. SigNoz and Yandex explored observability and Zookeeper replacement followed by many questions. Eliminating Zookeeper is a long-awaited improvement, and the talk is the first…
Every ClickHouse user has experienced data loss due to user error or operational failure with Zookeeper at least once in their lifetime. If a failure resulted in metadata loss, ClickHouse tables can turn into pumpkins–you can query but you cannot…
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