Thanks to the new column_object_metadata we have access to storage-level information such as MIME type, ETag, and other metadata. That functionality is for external volumes, as in some use cases that data was needed for ingestion. Just remember that it is row-level data, so if you have a parquet file, it will be returned for every row.

more news https://medium.com/databrickscommunity/databricks-news-dabs-indexes-ltap-genie-last-update-25-july-f...