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Managing Time in Relational Databases by Randall Weis, Tom Johnston

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2. A Taxonomy of Bi-Temporal Data Management Methods
Contents
Taxonomies28
Partitioned Semantic Trees28
Jointly Exhaustive31
Mutually Exclusive32
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
Glossary References46
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 ...

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