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Titlebook: Conceptual Modeling of Information Systems; Antoni Olivé Textbook 2007 Springer-Verlag Berlin Heidelberg 2007 Conceptual Modeling.Domain E

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發(fā)表于 2025-3-23 11:00:05 | 只看該作者
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發(fā)表于 2025-3-23 15:52:08 | 只看該作者
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發(fā)表于 2025-3-23 20:03:03 | 只看該作者
State Transition Diagrams,r associated state transition diagrams. We then explain, in Sect. 13.2, how entities can be modeled as state machines, and that in this case state transition diagrams are part of the behavioral schema. Sections 13.3 to 13.5 describe how state transition diagrams can be defined in UML.
14#
發(fā)表于 2025-3-24 01:02:52 | 只看該作者
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發(fā)表于 2025-3-24 03:14:11 | 只看該作者
Toward an Urban Cultural Studiescation can easily be defined in UML, as we show in Sect. 6.2. In some languages, however, reification cannot be defined as easily, so one must instead use implicit reification, which is also described in Sect. 6.2. Implicit reification is an interesting schema transformation that can be used in other contexts.
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發(fā)表于 2025-3-24 08:23:03 | 只看該作者
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發(fā)表于 2025-3-24 13:39:44 | 只看該作者
Introduction, the development of an information system, the objective of which is to define the conceptual schema of the system. We also explain that conceptual modeling must be preceded and followed by other activities.
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發(fā)表于 2025-3-24 16:26:14 | 只看該作者
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發(fā)表于 2025-3-24 19:44:59 | 只看該作者
20#
發(fā)表于 2025-3-25 00:01:41 | 只看該作者
Taxonomies,cial relationship, an . relationship, between entity types (and, in general, between concepts). . relationships are constraints. Entity types and their . relationships form a network structure called a taxonomy. Taxonomies are a very important part of conceptual schemas, and the objective of this chapter is to study them.
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