STSLE, E.H. On the equivalence of data base systems. lroc. ACM-SIGMOD  Home/Search   Document Not in Database   Summary   Related Articles

....theory. The entity relationship model can be used as a basis for a unified view of data. Most work in the past has emphasized the diffcrence between the network model and the relational model 1 22] Recently, several attempts have been made to reduce the differences of the three data models [ 4, 19, 26, 30, 31 ]. This paper uses the entity relationship model as a framework from which the three existing data models may be derived. The reader may view the entity relationship model as a generalization or extension of existing models. This paper is organized into three parts (Sections 2 4) Section 2 ....

STSLE, E.H. On the equivalence of data base systems. lroc. ACM-SIGMOD

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