ORA-02015: cannot select FOR UPDATE from remote table

ORA-02015: cannot select FOR UPDATE from remote table


Cause:


An attempt was made to select FOR UPDATE on a remote table (directly, or via a view) that had abstract data type columns, and the view or select list contained abstract data type columns or non-column items.



Action:


To attempt a select FOR UPDATE, use a view or select list that consists only of base columns from the remote table, none of which may be abstract data type columns.