Apache Derby DB Error Code 42X76 – At least one column, ‘‘, in the primary key bein

In this blog post, let’s learn about the error message “42X76- At least one column, ‘‘, in the primary key bein” in Apache Derby Database and the description of the error.

Error Message

42X76- At least one column, ‘‘, in the primary key bein

Error Details

At least one column, ‘‘, in the primary key being added is nullable. All columns in a primary key must be non-nullable.