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CCS with Replication in the Chomsky Hierarchy: The Expressive Power of Divergence.

Jesús ArandaCinzia Di GiustoMogens NielsenFrank D. Valencia
Published in: APLAS (2007)
Keyphrases
  • expressive power
  • query language
  • first order logic
  • data complexity
  • computational properties
  • transitive closure
  • relational algebra
  • normal form
  • relational calculus
  • constraint query languages
  • databases