Point-Versus Interval-Based Temporal Data Models

@inproceedings{Bhlen1998PointVersusIT,
  title={Point-Versus Interval-Based Temporal Data Models},
  author={Michael H. B{\"o}hlen and Renato Busatto and Christian S. Jensen},
  booktitle={ICDE},
  year={1998}
}
The association of timestamps with various data items such a s tuples or attribute values is fundamental to the management of time-varying information. Using interva ls in timestamps, as do most data models, leaves a data model with a variety of choices for giving a meaning to t imestamps. Specifically, some such data models claim to be point-based while other data models claim to be interval-based. The meaning chosen for timestamps is important—it has a pervasive effect on mos t aspects of a… CONTINUE READING
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