Domains and subdomains
Groups catalogs, tables and assets into business domains using governed tags, with one level of nesting.
Why it is worth watching
The organising layer Unity Catalog has been missing, and it feeds the Genie Ontology.
What Public Preview promises
Open to everyone and supported for production use, though it can still change. On by default, and an admin can turn it off.
| Who can use it | Everyone |
|---|---|
| Production use | Yes |
| Support | The support team |
| On by default | Yes, with an opt-out |
The definitions are Databricks' own, on its release types page. The label on this page is the one the feature's documentation states, last checked on 14 Sept 2026.
Where to read more
We wrote it up: Domains and Pages — The human half of the Genie Ontology. Domains group assets by business purpose, Pages define what a business term actually means, and Genie prefers both over what it infers. That page carries the Beta label while this entry does.