Web Reference: Jul 10, 2018 · From the error description, we can see that the issue is with the "privileges" object in database "mydatabase". Thus, first should switch to the database before fixing it. Feb 26, 2026 · A role cannot be removed if it is still referenced in any database of the cluster; an error will be raised if so. Before dropping the role, you must drop all the objects it owns (or reassign their ownership) and revoke any privileges the role has been granted on other objects. Jun 2, 2022 · The correct solution is to drop the foreign key along with the unique constraint and create it again, so that it points to the primary key. You could create it as NOT VALID and validate it later to avoid holding strong locks for a longer time.
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