Information systems

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  Año 1994, Vol. 19, Número 1

  • Information Systems takes a new direction

    pág. 1

    

  • Guest Editorial for the Special Issue on Extending Database Technology

    pág. 2

    

  • Schema equivalence in heterogeneous systems: bridging theory and practice

    pág. 3

    

  • Subsumption between queries to object-oriented databases

    pág. 33

    

  • Type derivation using the projection operation

    pág. 55

    

  • Composite-object views in relational DBMS: an implementation perspective

    pág. 69

    

  • DBJ-a Dynamic Balancing Hash Join algorithm in multiprocessor database systems

    pág. 89

    

  • Unifying concurrency control and recovery of transactions

    pág. 101