How to fix the Oracle error QSM-02199: PCT FAST REFRESH is not possible if WHERE clause includes a subquery?

In this post, you’ll learn more about the Oracle ErrorQSM-02199: PCT FAST REFRESH is not possible if WHERE clause includes a subquery with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-02199: PCT FAST REFRESH is not possible if WHERE clause includes a subquery

Reason for the Error QSM-02199: PCT FAST REFRESH is not possible if WHERE clause includes a subquery

The capability in question was not supported because the materialized view query WHERE clause included a subquery.

How to fix the Error QSM-02199: PCT FAST REFRESH is not possible if WHERE clause includes a subquery ?

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

Rephrase the query to avoid the use of a subquery in the WHERE clause.