作者: STENT 時間: 2025-3-21 20:36 作者: 健談 時間: 2025-3-22 00:47
Logical Design,l entities including those which are in fact relationships. It requires little justification. In fact, we already showed that the hierarchical (unnormalized) model exhibits the insertion, deletion, and update anomalies. The reason is precisely the fact that more than one entity was represented by a 作者: 寬宏大量 時間: 2025-3-22 07:10
Data Integrity, constraints are specified during the logical design phase and are in fact a part of the model. Various general types of integrity constraints discussed so far have to do with functional dependencies and keys, multivalued dependencies, aggregation, generalization, and so on. In addition, there are m作者: Sad570 時間: 2025-3-22 10:49 作者: 逗它小傻瓜 時間: 2025-3-22 15:01 作者: 使無效 時間: 2025-3-22 20:41
https://doi.org/10.1007/978-1-4612-4922-1Processing; data model; database; modeling; optimization; programming; relational database作者: granite 時間: 2025-3-23 00:15
Introduction,Concepts, techniques, and tools of the technology that is the topic of this book are meant to be applied in a diversity of environments. In such an application environment, a diversity of users and their information needs are the reason for introducing the relational technology in the environment to satisfy those needs in the best possible way.作者: Cpr951 時間: 2025-3-23 05:07
Data Model,A model is a representation of a set of objects and their relationships. Such a representation is always the result of a process of abstraction. During that process relevant objects, relevant relationships among them, and relevant attributes of both objects and relationships are chosen.作者: Clumsy 時間: 2025-3-23 05:54 作者: 安撫 時間: 2025-3-23 09:58 作者: Apogee 時間: 2025-3-23 15:03 作者: Decline 時間: 2025-3-23 20:28
Logical Design,l entities including those which are in fact relationships. It requires little justification. In fact, we already showed that the hierarchical (unnormalized) model exhibits the insertion, deletion, and update anomalies. The reason is precisely the fact that more than one entity was represented by a single relation.作者: Foolproof 時間: 2025-3-24 00:02
Suad Alagi?s in Java programming for C/C++ programmers. It is designed as a textbook for students who know programming basics already. It is an excellent shortcut to learn 3D graphics for scientists and engineers who understand Java programming. It is also a good reference for C/C++ graphics vi Preface program作者: 整潔 時間: 2025-3-24 02:27
Suad Alagi?s in Java programming for C/C++ programmers. It is designed as a textbook for students who know programming basics already. It is an excellent shortcut to learn 3D graphics for scientists and engineers who understand Java programming. It is also a good reference for C/C++ graphics vi Preface program作者: 不可侵犯 時間: 2025-3-24 10:31
Suad Alagi?s in Java programming for C/C++ programmers. It is designed as a textbook for students who know programming basics already. It is an excellent shortcut to learn 3D graphics for scientists and engineers who understand Java programming. It is also a good reference for C/C++ graphics vi Preface program作者: 招惹 時間: 2025-3-24 12:42
Suad Alagi?s in Java programming for C/C++ programmers. It is designed as a textbook for students who know programming basics already. It is an excellent shortcut to learn 3D graphics for scientists and engineers who understand Java programming. It is also a good reference for C/C++ graphics vi Preface program作者: 肥料 時間: 2025-3-24 15:44
Book 1986ok is the only one available today that presents such an inte- gration. The diversity of approaches to data models, to logical and physical database design, to database application programming, and to use and imple- mentation of database systems calls for a common framework for all of them. It has b作者: 內(nèi)部 時間: 2025-3-24 23:01 作者: Throttle 時間: 2025-3-25 01:26
know programming basics already. It is an excellent shortcut to learn 3D graphics for scientists and engineers who understand Java programming. It is also a good reference for C/C++ graphics vi Preface program978-1-84628-597-4作者: Mundane 時間: 2025-3-25 05:53 作者: 觀點 時間: 2025-3-25 09:51 作者: 作繭自縛 時間: 2025-3-25 12:11
Suad Alagi?g the de facto standard of Computer Science learning and application development platform as many undergraduate computer science programs are adopting Java in place of C/C++. Released by Sun Microsystems in June 2003, the recent OpenGL binding with Java, JOGL, provides students, scientists, and engi作者: Carcinogen 時間: 2025-3-25 16:49 作者: 投票 時間: 2025-3-25 21:48 作者: JOT 時間: 2025-3-26 00:55
Smoke Chemistry,minutes to days. Air quality agencies need better information on and better models of smoke chemistry to more accurately characterize the contributions of smoke to ambient ozone and particulate matter, and to better predict good windows for prescribed burning. The ability of these agencies to quanti作者: Excise 時間: 2025-3-26 07:43
Maximizing Throughput in Energy-Harvesting Sensor Nodes, of algorithms and lower bounds for the case of a single node. We consider both the general case and some types of ‘non-idling’ adversaries where we can get better bounds. We also consider the case of networks with multiple nodes and demonstrate that some very simple scenarios already admit no competitive algorithms.作者: 相反放置 時間: 2025-3-26 11:26
Sozialwissenschaften und soziale Praxis, ver?ndern. So zeigten sozialwissenschaftliche Forschungen, da? die Ursachen für Verbrechen in hohem Ma?e soziale Tatbest?nde wie z.B. illegale Gelegenheiten und nicht z.B. biologische Faktoren sind. Eine Vielzahl sozialwissenschaftlicher Ergebnisse haben im genannten Sinne aufkl?rerisch gewirkt.作者: bacteria 時間: 2025-3-26 13:35 作者: 手段 時間: 2025-3-26 18:05 作者: 認為 時間: 2025-3-27 00:11 作者: 樣式 時間: 2025-3-27 01:20 作者: 禁止,切斷 時間: 2025-3-27 07:47 作者: Militia 時間: 2025-3-27 12:51
https://doi.org/10.1007/978-1-349-27149-8Analyse; critical theory; Cultural Studies; culture; film; poetry作者: 說明 時間: 2025-3-27 14:46 作者: THROB 時間: 2025-3-27 19:33
Einleitung, formulierten Auftrag zur Entwicklung von Indikatoren für eine nachhaltige Entwicklung entsprechende Indikatoren auf internationaler, nationaler, regionaler und lokaler Ebene entwickelt und diskutiert (vgl. BMU 1997; Birkmann et al. 1999a).
