Connecting ClickHouse to External Data Sources using the JDBC Bridge

Connecting ClickHouse to External Data Sources using the JDBC Bridge

Alexander Zaitsev

ClickHouse is never used as a standalone – it integrates with other data sources and exposes query results to applications. Upstream data for OLAP is sometimes in relational databases like MSQL SQL Server. The JDBC and ODBC bridges provide a flexible way to connect and fetch data, especially in environments like Kubernetes.

CVE-2021-44228 Log4J Vulnerability and ClickHouse

CVE-2021-44228 Log4J Vulnerability and ClickHouse

Altinity Team

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.