How to fix the Oracle error ORA-39263: Cannot alter PARALLEL INSTANCES.?

In this post, you’ll learn more about the Oracle ErrorORA-39263: Cannot alter PARALLEL INSTANCES. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-39263: Cannot alter PARALLEL INSTANCES.

Reason for the Error ORA-39263: Cannot alter PARALLEL INSTANCES.

DBMS_METADATA_DIFF was comparing two objects, both with PARALLEL but with different INSTANCES values. There is no SQL ALTER statement to modify PARALLEL INSTANCES.

How to fix the Error ORA-39263: Cannot alter PARALLEL INSTANCES. ?

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

The difference cannot be eliminated with an SQL ALTER statement.