Now showing items 1-2 of 2

    • Logic foundations of the OCL modelling language 

      Franconi, Enrico; Mosca, Alessandro; Oriol Hilari, Xavier; Rull, Guillem; Teniente López, Ernest (Springer, 2014)
      Conference lecture
      Restricted access - publisher's policy
      In this paper we define the first-order fragment of the Object Constraint Language (OCL), the declarative language for describing rules that apply to conceptual schemas in the Unified Modelling Language (UML). This fragment ...
    • OCLFO: first-order expressive OCL constraints for efficient integrity checking 

      Franconi, Enrico; Mosca, Alessandro; Oriol Hilari, Xavier; Rull, Guillem; Teniente López, Ernest (2019-08)
      Article
      Open Access
      OCL is the standard language for defining constraints in UML class diagrams. Unfortunately, as we show in this paper, full OCL is so expressive that it is not possible to check general OCL constraints efficiently. In ...