How to fix the Oracle error QSM-01085: materialized view, string, has a lossy join between tables, string?

In this post, you’ll learn more about the Oracle ErrorQSM-01085: materialized view, string, has a lossy join between tables, string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-01085: materialized view, string, has a lossy join between tables, string

Reason for the Error QSM-01085: materialized view, string, has a lossy join between tables, string

There are no primary key, foreign key constraints between these tables. But query rewrite is still possible if the lossy join between the above tables also appear in the query

How to fix the Error QSM-01085: materialized view, string, has a lossy join between tables, string ?

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

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