How to fix the Oracle error QSM-02113: expression in select list references multiple tables or views?

In this post, you’ll learn more about the Oracle ErrorQSM-02113: expression in select list references multiple tables or views with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-02113: expression in select list references multiple tables or views

Reason for the Error QSM-02113: expression in select list references multiple tables or views

The capability in question is not supported when the materialized view includes an expression in the select list that references multiple tables or views.

How to fix the Error QSM-02113: expression in select list references multiple tables or views ?

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

Re-phrase the query to avoid the use of the such expressions.