How to fix the Oracle error ORA-02447: cannot defer a constraint that is not deferrable?

In this post, you’ll learn more about the Oracle ErrorORA-02447: cannot defer a constraint that is not deferrable with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-02447: cannot defer a constraint that is not deferrable

Reason for the Error ORA-02447: cannot defer a constraint that is not deferrable

An attempt was made to defer a nondeferrable constraint

How to fix the Error ORA-02447: cannot defer a constraint that is not deferrable ?

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

Drop the constraint and create a new one that is deferrable