Randomized
发表于 2025-3-21 19:21:04
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MOTIF
发表于 2025-3-21 21:37:58
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sigmoid-colon
发表于 2025-3-22 03:38:47
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小臼
发表于 2025-3-22 07:32:14
Standard Abstractions,egation and its representation in terms of modules. In this general case, an object is defined in terms of the aggregation abstraction, where components of that object are not necessarily simple, but represent composite objects themselves.
Enthralling
发表于 2025-3-22 11:02:14
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猛然一拉
发表于 2025-3-22 13:22:42
978-1-4612-8137-5Springer-Verlag New York Inc. 1989
使熄灭
发表于 2025-3-22 17:45:37
Object-Oriented Database Programming978-1-4612-3518-7Series ISSN 0172-603X Series E-ISSN 2512-5486
Redundant
发表于 2025-3-22 22:08:30
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ACTIN
发表于 2025-3-23 02:33:17
Data and Actions,hose codomain Ti is the . of the attribute Ai. Given e in E, Ai(ei) in Ti is called the value of the attribute Ai of the entity e. Given an entity type E(Al,A2,…,An), the set of functions A1:E-→T1, A2:E→T2,…, An:E → Tn (attributes of that entity type) determine a unique function
做方舟
发表于 2025-3-23 05:53:19
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