v.20.5New Feature

Support for Kafka Format Settings and Table-Level Configuration in ClickHouse

Support for all format settings in Kafka, expose some setting on table level, adjust the defaults for better performance. #11388 (filimonov).
Added support for all format settings in Kafka engine, exposing some settings at the table level and adjusting defaults for improved performance.

Why it matters

To provide more granular control over Kafka table format settings, enabling users to customize data parsing and improve performance by adjusting default parameters better suited for common workloads.

How to use it

Users can configure Kafka table format settings directly in the table definition by specifying the desired format settings under the FORMAT clause or table engine parameters. This allows tuning of input data parsing without external transformations.