How to fix the Oracle error ORA-30335: JOIN KEY clause references a level not in this hierarchy?

In this post, you’ll learn more about the Oracle ErrorORA-30335: JOIN KEY clause references a level not in this hierarchy with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30335: JOIN KEY clause references a level not in this hierarchy

Reason for the Error ORA-30335: JOIN KEY clause references a level not in this hierarchy

The level name specified with the REFERENCES portion of a JOIN KEY clause in a dimension DDL statement does not reference a level in the hierarchy that contains the JOIN KEY clause. *Acction: Check the spelling of the level name.

How to fix the Error ORA-30335: JOIN KEY clause references a level not in this hierarchy ?

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

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