1. When you start designing your database. It's implicit. It's only a process of reshuffling if you come to a bad designed database. 2. ? 3. You have a table (relation) with Instructors for their rows ...

Normalization: How far is far enough? Your email has been sent Normalization is one of the commandments of IT database pros, whether you are a data modeler, DBA, or SQL developer. Arthur Fuller ...