How to fix the Oracle error ORA-30765: cannot modify scope for an unscoped REF column?

In this post, you’ll learn more about the Oracle ErrorORA-30765: cannot modify scope for an unscoped REF column with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30765: cannot modify scope for an unscoped REF column

Reason for the Error ORA-30765: cannot modify scope for an unscoped REF column

An attempt was made to modify the scope for an unscoped REF column.

How to fix the Error ORA-30765: cannot modify scope for an unscoped REF column ?

You can fix this error in Oracle by following the below steps

Use an ALTER TABLE ADD SCOPE FOR command instead.