v.25.10Improvement

Provide hints when a user has

Provide hints when a user has a typo in the format name. Closes #86761. #87092 (flynn).
ClickHouse now provides helpful hints when users make typos in data format names.

Why it matters

This feature improves user experience by detecting and suggesting correct data format names when users enter incorrect or misspelled format identifiers, reducing confusion and troubleshooting time.

How to use it

The feature is automatically enabled; when specifying data formats in queries or commands, if a typo is detected in the format name, ClickHouse will output hints suggesting the correct format names.