In this post, you’ll learn more about the Oracle ErrorORA-32307: must use FROM ONLY clause when referencing an object table with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-32307: must use FROM ONLY clause when referencing an object table
Reason for the Error ORA-32307: must use FROM ONLY clause when referencing an object table
An attempt was made to create a materialized view whose definition query references object tables without the FROM ONLY clause.
How to fix the Error ORA-32307: must use FROM ONLY clause when referencing an object table ?
You can fix this error in Oracle by following the below steps
Rewrite the definition query to use the FROM ONLY clause for all the object tables in the query.