I believe it's still the best option. That said, it would be good to know what the OData API is needed for. When I added the original answer, Databricks SQL was nowhere near where it is today, and it's now easy to connect DB SQL directly to PowerBI or other tools which might otherwise "need" OData APIs. For PowerBI, see https://learn.microsoft.com/en-us/azure/databricks/partners/bi/power-bi