v.25.4Improvement

Add validation for

Added validation for the settings of the Buffer table engine. #77840 (Pervakov Grigorii).
Added validation for the settings of the Buffer table engine in ClickHouse.

Why it matters

This feature introduces validation checks for the configuration settings of the Buffer table engine to ensure correctness and prevent misconfiguration, enhancing stability and usability for users relying on buffered table operations.

How to use it

Users can benefit from this feature automatically when configuring a Buffer table engine. The system validates the provided settings during table creation or alteration, helping users identify and correct invalid parameters without additional manual steps.