Literature Review on Temporal, Spatial, and Spatiotermpoal Data Models
S. Y. Noh · Iowa State University Digital Repository (Iowa State University) · 2004
Conventional database systems are capable of storing only the current perception of reality and the current relationship among objects. Such databases enforce currency of data by excluding old data values when newer ones become available. After such currency updates, the old values are lost from the logical level and only the current state remains available. On the other hand, temporal