How to fix the Oracle error QSM-02187: materialized view on external table?

In this post, you’ll learn more about the Oracle ErrorQSM-02187: materialized view on external table with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-02187: materialized view on external table

Reason for the Error QSM-02187: materialized view on external table

The capability in question is not supported when the materialized view references an external table.

How to fix the Error QSM-02187: materialized view on external table ?

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

Re-phrase the query to avoid the use of the external tables.