F. Saltor: Semantic Relativism in Databases: The Case of RM/T. Facultat d'Informatica RR 18/87. UPC, Barcelona. Home/Search Document Not in Database Summary Related Articles |
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Suitability of Data Models as Canonical Models for .. - Saltor.. (1991) (40 citations) Self-citation (Saltor) (Correct)
....with discriminated operations to satisfy SRd ( GS91] All this applies to version 2 of the relational model ( Co90] except that Ed is satisfied. The RM T model of [Co79] is an improvement over them, because it satisfies the essential parts of Eb and Ec, and of SRa; it complies with SRb ([Sa87]) however, it now fails to satisfy SRc, because it has two basic structures (E relations and Prelations, not counting catalog relations) The basic ER model lacks in Eb, an essential part of Ec (relationships between relationships are not allowed) Ed and SRa; also in SRc, as has been shown in ....
F. Saltor: Semantic Relativism in Databases: The Case of RM/T. Facultat d'Informatica RR 18/87. UPC, Barcelona.
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