On Kent's "Consequences of Assuming a Universal Relation"

  title={On Kent's "Consequences of Assuming a Universal Relation"},
  author={Jeffrey D. Ullman},
  journal={ACM Trans. Database Syst.},
Cl A recent paper [12] makes some extremely negative remarks about research connected with the universal relation idea, in particular: “The universal relation is an unsatisfactory model for relational theory or practice.” WI, P. 55% This is a remarkably strong statement, one that could only be justified by a proof that there were one or more flaws inherent in the concept, flaws that ruled out the use of the idea for any theoretical or practical purpose and that could not be circumvented by any… CONTINUE READING
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