v.21.2Improvements

Allow Docker Execution with Arbitrary UID

Allow docker to be executed with arbitrary uid. #19374 (filimonov).
Allows running ClickHouse Docker containers with an arbitrary user ID (UID).

Why it matters

This feature enables users to execute ClickHouse Docker containers using any UID, improving flexibility and compatibility with various host system permissions and security policies.

How to use it

When running the ClickHouse Docker container, specify the desired UID using Docker options (e.g., the --user flag) to run the container with that arbitrary UID.