Everyone knows and loves the first three normal forms. We go through the process of normalization to remove redundancies in our data structures. But the redundancies we remove have nothing to do with ...

A direct relationship between data elements in a relational database. Functional dependency (FD) states that one data element is dependent on another. For example, social security number (SSN ...

Normalization clusters data items together based on functional dependencies within the data items. This normalized arrangement expresses the semantics of the business items being presented.