2. A Taxonomy of Bi-Temporal Data Management Methods
Partitioned Semantic Trees28
A Taxonomy of Methods for Managing Temporal Data34
The Root Node of the Taxonomy35
Queryable Temporal Data: Events and States37
State Temporal Data: Uni-Temporal and Bi-Temporal Data41
In Chapter 1
, we presented an historical account of various ways that temporal data has been managed with computers. In this chapter, we will develop a taxonomy
, and situate those methods described in Chapter 1
, as well as several variations on them, in this taxonomy.
A taxonomy is a special kind of hierarchy. It is a hierarchy which is a partitioning of the instances of its highest-level node into different ...