title: A problem-oriented analysis of database models.
abstract: Which is the most convenient database model considering specific applications? The goal of this paper is to try to answer this question by the use of a chemical example. Examples of requests describe the problems of insertion, deletion, and updating; these requests are analyzed for the hierarchical model and are expressed in a relational language defined by the authors and in Socrate for the network model.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D003201:Computers; D007256:Information Systems; D008956:Models, Chemical; D009874:Operations Research