This seems like an oversight to me, so it would be great if you could open a PR to address this. I think we might be missing that Header in a few other places as well, since Prashant opened https://github.com/apache/iceberg/pull/14781
On Tue, Feb 3, 2026 at 10:42 PM Alexandre Dutra <[email protected]> wrote: > Hi team, > > I've observed that the registerTable endpoint appears to be missing > support for data access delegation [1]. IOW, it does not currently > recognize the data-access header parameter [2]. > > This is surprising, because the registerTable endpoint is structurally > similar to the loadTable or createTable endpoints, and all of them > return the same LoadTableResult object. > > The consequence of this omission is that the returned table object is > likely unusable from a client perspective, as it will probably lack > necessary properties for credential vending (or remote signing). > > Could this be an oversight? If so, I would be happy to contribute a PR > to add the required header support. If there's a specific reason for > this difference, I'd appreciate it if anyone could explain why. > > Thanks, > Alex > > [1]: > https://github.com/apache/iceberg/blob/d0654440a4cd00feaff73c53cd3ef9fb787b92dc/open-api/rest-catalog-open-api.yaml#L883-L898 > [2]: > https://github.com/apache/iceberg/blob/d0654440a4cd00feaff73c53cd3ef9fb787b92dc/open-api/rest-catalog-open-api.yaml#L1950-L1965 >
