How to fix the Oracle error DIA-48243: Additional Fields must be declared nulls allowed?

In this post, you’ll learn more about the Oracle ErrorDIA-48243: Additional Fields must be declared nulls allowed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

DIA-48243: Additional Fields must be declared nulls allowed

Reason for the Error DIA-48243: Additional Fields must be declared nulls allowed

A field can not be added to a relation that is defined NOT NULL

How to fix the Error DIA-48243: Additional Fields must be declared nulls allowed ?

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

Do not specify NOT NULL