How to fix the Oracle error QSM-01042: anchor and matching join arc check failed for string?

In this post, you’ll learn more about the Oracle ErrorQSM-01042: anchor and matching join arc check failed for string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

QSM-01042: anchor and matching join arc check failed for string

Reason for the Error QSM-01042: anchor and matching join arc check failed for string

If there is a lossy join in the materialized view that doesn’t exist in the query, query rewrite will not take place.

How to fix the Error QSM-01042: anchor and matching join arc check failed for string ?

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

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