Enliven
发表于 2025-3-26 22:34:17
http://reply.papertrans.cn/24/2351/235013/235013_31.png
Temporal-Lobe
发表于 2025-3-27 02:57:16
http://reply.papertrans.cn/24/2351/235013/235013_32.png
皱痕
发表于 2025-3-27 09:19:02
http://reply.papertrans.cn/24/2351/235013/235013_33.png
猛烈责骂
发表于 2025-3-27 10:19:19
http://reply.papertrans.cn/24/2351/235013/235013_34.png
上腭
发表于 2025-3-27 16:09:30
https://doi.org/10.1007/978-3-540-39390-0Conceptual Modeling; Domain Engineering; Entity Relationship Modeling; Meta Object Facility; OCL; Object
宏伟
发表于 2025-3-27 19:44:39
978-3-642-07256-7Springer-Verlag Berlin Heidelberg 2007
同来核对
发表于 2025-3-27 23:01:08
Scalable Metadata Definition Frameworks, 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.
Capture
发表于 2025-3-28 05:14:19
https://doi.org/10.1007/978-3-319-53892-1ve functions of information systems. Determining the relationship types that are relevant to an information system is one of the most important tasks in conceptual modeling. In this chapter, we study the nature and general characteristics of a relationship type.
anus928
发表于 2025-3-28 08:22:52
Toward an Urban Cultural Studiesession that denotes it. Most of these expressions are built from reference relationship types, a particular kind of relationship type described in Sect. 5.1. In Sect. 5.2, we discuss how to use reference relationship types to identify entities. Section 5.3 explains that in general the participants o
intellect
发表于 2025-3-28 11:12:25
Toward an Urban Cultural Studiesa well-known equivalent in natural language, nominalization, which basically consists in turning a verb into a noun. Reification is widely used in conceptual modeling; conceptual modelers must therefore have a good grasp of it. In Sect. 6.1, we define reification and explain its logical basis. Reifi