chemical production plant / bank / time travel / /
Organization
Provost’s committee / University of Arizona / /
Person
Therefore / Richard T. Snodgrass / Tom Kate Sam / Christian S. Jensen / /
Position
author / department head / database designer / model / Professor / President / particular data model / limiting their applicability / Dean / data model for this time / model / this model supports retroactive bitemporal relations / /
2 Semantics of Time-Varying Information Christian S. Jensen and Richard T. Snodgrass This paper provides a systematic and comprehensive study of the underlying semantics of temporal databases, summarizing selected result