Study and Comparison of Schema Versioning and Database Conversion Techniques for Bi-Temporal Databases

  • Authors:
  • Han-Chieh Wei;Ramez Elmasri

  • Affiliations:
  • -;-

  • Venue:
  • TIME '99 Proceedings of the Sixth International Workshop on Temporal Representation and Reasoning
  • Year:
  • 1999

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Abstract

In this paper, we describe a new system of relations for reasoning about general, i.e., both convex and nonconvex, intervals of time. This system is essentially an integration of Allen's theory [1,2] and a one-dimensional version of the Region Connection ...