How to fix the Oracle error ORA-12046: cannot use trusted constraints for refreshing remote MV?

In this post, you’ll learn more about the Oracle ErrorORA-12046: cannot use trusted constraints for refreshing remote MV with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12046: cannot use trusted constraints for refreshing remote MV

Reason for the Error ORA-12046: cannot use trusted constraints for refreshing remote MV

REFRESH USING TRUSTED CONSTRAINTS specified in ALTER MATERIALIZED VIEW or CREATE MATERIALIZED VIEW of a remote materialized view

How to fix the Error ORA-12046: cannot use trusted constraints for refreshing remote MV ?

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

remove this attribute from ALTER/ CREATE MATERIALIZED VIEW DDL