On Completeness of Historical Relational Query Languages

@article{Clifford1994OnCO,
  title={On Completeness of Historical Relational Query Languages},
  author={James Clifford and Albert Croker and Alexander Tuzhilin},
  journal={ACM Trans. Database Syst.},
  year={1994},
  volume={19},
  pages={64-116}
}
Numerous proposals for extending the relational data model to incorporate the temporal dimension of data have appeared in the past several years. These proposals have differed considerably in the way that the temporal dimension has been incorporated both into the structure of the extended relations of these temporal models and into the extended relational algebra or calculus that they define. Because of these differences, it has been difficult to compare the proposed models and to make… CONTINUE READING
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The temporal query language TQuel

  • San Francisco, Calif, May
  • SNODGRASS,R
  • 1987
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