How to fix the Oracle error QSM-02153: inline view or subquery in FROM list not supported for this type MV?

In this post, you’ll learn more about the Oracle ErrorQSM-02153: inline view or subquery in FROM list not supported for this type MV with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-02153: inline view or subquery in FROM list not supported for this type MV

Reason for the Error QSM-02153: inline view or subquery in FROM list not supported for this type MV

You have specified a materialized view that references an inline view or a subquery. The indicated capability is not supported for this type of materialized view.

How to fix the Error QSM-02153: inline view or subquery in FROM list not supported for this type MV ?

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

Restructure the materialized view query.