How to fix the Oracle error ORA-12053: this is not a valid nested materialized view?

In this post, you’ll learn more about the Oracle ErrorORA-12053: this is not a valid nested materialized view with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12053: this is not a valid nested materialized view

Reason for the Error ORA-12053: this is not a valid nested materialized view

The list of objects in the FROM clause of the definition of this materialized view had some dependencies upon each other.

How to fix the Error ORA-12053: this is not a valid nested materialized view ?

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

Refer to the documentation to see which types of nesting are valid.