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), ...
Systematic efforts to sequence the cancer genome have identified large numbers of mutations and copy number alterations in human cancers. However, elucidating the functional consequences of these ...
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), ...