Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
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), ...
An indirect relationship between data elements in a database. For example, social security number is a transitive dependency of date-of-birth (SSN->DOB), because it is dependent on name (SSN->NAME), ...