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Titlebook: Object-Oriented Database Programming; Suad Alagi? Book 1989 Springer-Verlag New York Inc. 1989 Access.database.design.development.implemen

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21#
發(fā)表于 2025-3-25 06:05:17 | 只看該作者
Suad Alagi?tems-level model can then be used to explore ways to eliminate adverse outputs while supporting human and natural development and biodiversity, in an empirically transparent and testable way. I discuss some of the challenges and trade-offs in the construction of these models as the basis for a gener
22#
發(fā)表于 2025-3-25 09:42:10 | 只看該作者
23#
發(fā)表于 2025-3-25 13:22:13 | 只看該作者
Introduction,tation is called a .. A conceptual model of an application environment is thus an abstract representation of that environment that contains only those abstract properties of the environment relevant for the information requirements of its users.
24#
發(fā)表于 2025-3-25 18:07:02 | 只看該作者
25#
發(fā)表于 2025-3-25 21:26:27 | 只看該作者
Procedures and Modules,n is performed by the creator of the object in terms of primitive actions and action-composition rules. This decomposition is of no concern to the user of the object, whose viewpoint is that all that matters is what an action accomplishes and how it is invoked in order to perform its task. The detai
26#
發(fā)表于 2025-3-26 03:10:25 | 只看該作者
Standard Abstractions,ion of its attributes. An object type is, as far as its structure is concerned, represented as a record type whose components are object attributes and their types. This structural representation is then enriched by adding actions to objects represented as records, and thus, an object is represented
27#
發(fā)表于 2025-3-26 06:34:48 | 只看該作者
28#
發(fā)表于 2025-3-26 09:15:08 | 只看該作者
the fundamentals of probability and statistics.Guides the tr.This textbook teaches the essential background and skills for understanding and quantifying uncertainties in a computational simulation, and for predicting the behavior of a system under those uncertainties. It addresses a critical knowled
29#
發(fā)表于 2025-3-26 14:59:57 | 只看該作者
30#
發(fā)表于 2025-3-26 17:24:16 | 只看該作者
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