How to fix the Oracle error QSM-01248: materialized view does not have the join back level(s) (string)?

In this post, you’ll learn more about the Oracle ErrorQSM-01248: materialized view does not have the join back level(s) (string) with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-01248: materialized view does not have the join back level(s) (string)

Reason for the Error QSM-01248: materialized view does not have the join back level(s) (string)

Query Rewrite requires joining back to level of a dimension to find missing information.

How to fix the Error QSM-01248: materialized view does not have the join back level(s) (string) ?

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

Consider creating a dimension.