On Periodicity in Temporal Databases

  title={On Periodicity in Temporal Databases},
  author={Alexander Tuzhilin and James Clifford},
  journal={Inf. Syst.},
The issue of periodicity is generally understood to be a desirable property of temporal data that should be supported by temporal database models and their query languages. Nevertheless, there has so far not been any systematic examination of how to incorporate this concept into a temporal DBMS. In this paper we describe two concepts of periodicity, which we call strong periodicity and near periodicity, and discuss how they capture formally two of the intuitive meanings of this term. We… CONTINUE READING
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