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检索条件"主题词=object-oriented databases"
913 条 记 录,以下是371-380 订阅
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Maximizing reusability: Seeking appropriate positions for derived classes within the class hierarchy  00
Maximizing reusability: Seeking appropriate positions for de...
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2000 ACM Symposium on Applied Computing, SAC 2000
作者: Alhajj, Reda Polat, Faruk Department of Math and Computer Science American University of Sharjah P.O. Box 26666 Sharjah United Arab Emirates Department of Computer Engineering Middle East Technical University Ankara Turkey
This paper addresses reusability maximization by investigating the proper location of a derived class in the class hierarchy. We categorize derived classes into four groups, depending on whether their superclasses and... 详细信息
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Schema Mapping in object-oriented Multidatabase Systems  15
Schema Mapping in Object-Oriented Multidatabase Systems
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15th International Conference on Computers and Their Applications, CATA 2000
作者: Chao, Ching-Ming Department of Computer and Information Science Soochow University Taipei Taiwan
Mapping information between a global schema and its component schemas is vital for global query processing. In this paper, we continue our previous work on schema integration to propose a mechanism for specifying the ... 详细信息
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Design issues in transaction-time temporal object database systems
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East-European Conference on Advances in databases and Information Systems Held Jointly with International Conference on Database Systems for Advanced Applications, ADBIS-DASFAA 2000
作者: Nørvåg, Kjetil Department of Computer and Information Science Norwegian University of Science and Technology Trondheim7491 Norway
In a transaction-time temporal object database system (ODB) an object update creates a new object version, but the old versions are still accessible. Each object version has an associated timestamp, and this versionin... 详细信息
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The object Data Standard : ODMG 3.0 /
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丛书名: The Morgan Kaufmann series in data management systems.
2000年
作者: Cattell R.G.G.
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A uniform indexing scheme for object-oriented databases
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INFORMATION SYSTEMS 1997年 第4期22卷 199-221页
作者: Gudes, E Department of Mathematics and Computer Science Ben-Gurion University Beer-Sheva Israel
object-oriented databases (OODB) have received considerable attention in recent years. Their performance is a critical factor hindering their current use. Several indexing schemes have been proposed in the literature ... 详细信息
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Indexing inheritance and aggregation  00
Indexing inheritance and aggregation
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Proceedings of the ninth international conference on Information and knowledge management
作者: Karen C. Davis Unmi Tina Kang Shobha Ravishankar
No abstract available.
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From a Hyperdocument-Centric to an object-oriented Approach for the Cave Project  00
From a Hyperdocument-Centric to an Object-Oriented Approach ...
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Proceedings of the 13th symposium on Integrated circuits and systems design
作者: L. Soares Indrusiak R. Augusto da Luz Reis
This paper briefly describes the new results of the Cave Project. Cave Project is a research initiative aiming to make possible a user-transparent distribution of CAD resources over the World Wide Web. Early results o... 详细信息
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A multi-level view model for secure object-oriented databases
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DATA & KNOWLEDGE ENGINEERING 1997年 第2期23卷 97-117页
作者: BaraaniDastjerdi, A Pieprzyk, J SafaviNaini, R Department of Computer Science University of Wollongong Wollongong NSW 2522 Australia
In this paper, we employ the view model given by Bertino to design a secure multi-level object-oriented database system. The central idea is to provide users with multi-level views derived from a single-level secure o... 详细信息
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On modeling cost functions for object-oriented databases
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IEEE TRANSACTIONS ON KNOWLEDGE AND DATA ENGINEERING 1997年 第3期9卷 500-508页
作者: Bertino, E Foscoli, P Dipartimento di Scienze dell'Informazione Università di Milano-Bicocca Milan Italy Universita degli Studi di Milano Milano Lombardia IT
In this paper, we present a set of parameters able to exactly model topologies of object references in object-oriented databases. These parameters are important since they are used to model query execution strategy co... 详细信息
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The partial-order tree: A new structure for indexing on complex attributes in object-oriented databases
The partial-order tree: A new structure for indexing on comp...
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23rd Euromicro Conference on New Frontiers of Information Technology
作者: Goczyla, K Technical University of Gdansk Poland
The paper focuses on the indexing on non-primitive (complex) values of attributes in an object management system. A new index structure for indexing on set (multivalued) attributes is proposed. This structure is based... 详细信息
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