Now showing items 1-4 of 4

  • La figura de l'administrador de dades 

    Campderrich, Benet (Asociación de Técnicos de Informática, 1978-11)
    Article
    Open Access
  • On architectures for federated DB systems 

    Saltor Soler, Félix Enrique; Campderrich, Benet; García Solaco, Manuel Alberto (1994-02)
    External research report
    Open Access
    Different architectures for federated database systems have been proposed. We present three federation rules, analogous to the rules for fragmentation in distributed databases, and show that the reference architecture by ...
  • On asymmetric database locks 

    Campderrich, Benet (1985)
    External research report
    Open Access
    Generally, the occurrence of lock conflicts depends on the types of the locks involved, but not on the order in which the locks are requested. The possbility of reducing the conflict rate through the use of locks not subject ...
  • On schema and functional architectures for multilevel secure and multiuser model federated DB systems 

    Rodríguez González, María Elena; Oliva, Marta; Saltor Soler, Félix Enrique; Campderrich, Benet (1997-07)
    External research report
    Open Access
    This paper presents an approach for tightly federated database systems with several federated schemas that consists of a schema architecture and a functional architecture. The reference schema architecture has been extended ...