Browsing by Author "Ullman, Jeffrey D."

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    • Validating constraints with partial information: research overview 

      Widom, Jennifer; Gupta, Ashish; Sagiv, Yehoshua; Ullman, Jeffrey D. (Universitat Politècnica de Catalunya. Departament de Llenguatges i Sistemes Informàtics, 1994)
      Conference report
      Open Access
      We are interested in the problem of validating the consistency of integrity constraints when data is modified. In particular, we consider how constraints can be checked with only "partial information". Partial information ...