How to fix the Oracle error ORA-02298: cannot validate (string.string) – parent keys not found?

In this post, you’ll learn more about the Oracle ErrorORA-02298: cannot validate (string.string) – parent keys not found with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-02298: cannot validate (string.string) – parent keys not found

Reason for the Error ORA-02298: cannot validate (string.string) – parent keys not found

an alter table validating constraint failed because the table has orphaned child records.

How to fix the Error ORA-02298: cannot validate (string.string) – parent keys not found ?

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

Obvious