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Databricks Blog2026년 10월 5일
Unlocking Data Portability: Preventing Catalog Lock-in with REGISTER and UNREGISTER APIs
요약
The new REGISTER and UNREGISTER APIs provide a standard method to safely transfer open table format management between catalogs without copying data stored in customer-owned buckets. By requiring the original catalog to explicitly relinquish control before a transfer, this workflow prevents catalog lock-in and eliminates dangerous split-brain scenarios.
* REGISTER and UNREGISTER provide a standard method to safely transfer a table's catalog management without copying data. * Open table formats are now easily transferable between catalogs when stored in customer-owned buckets. * UNREGISTER eliminates the risk of dangerous "split-brain" scenarios by ensuring the original catalog explicitly relinquishes control before a transfer