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检索条件"主题词=Object-oriented databases"
912 条 记 录,以下是371-380 订阅
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An optimal locking scheme in object-oriented database systems  1st
An optimal locking scheme in object-oriented database system...
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1st International Conference on Web-Age Information Management (WAIM 2000)
作者: Jun, W Gruenwald, L Seoul Natl Univ Educ Dept Comp Educ Seoul South Korea Univ Oklahoma Sch Comp Sci Norman OK 73069 USA
In this paper, a locking-based concurrency control scheme is presented for object-oriented databases (OODBs). It is designed for controlling accesses to class hierarchies, which is an important concept in OODBs. Based... 详细信息
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SUPPORTING PHYSICAL INDEPENDENCE IN AN object DATABASE SERVER  6th
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6TH EUROPEAN CONF ON object-oriented PROGRAMMING ( ECOOP 92 )
作者: ALOIA, N BARNEVA, S RABITTI, F IEI-CNR Via S. Maria 46 Pisa 56126 Italy CNUCE-CNR Via S. Maria 36 Pisa 56126 Italy
An approach for supporting physical independence in object Database Servers is proposed in this paper. While in current implementations the strategy for storing data objects reflects the logical object definitions, a ... 详细信息
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Method restructuring and consistency checking for object-oriented schemas  13th
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13th International Conference on the Entity-Relationship Approach - Business Modelling and Re-Engineering
作者: Tari, Z Li, X QUEENSLAND UNIV TECHNOL SCH COMP SCI BRISBANE QLD AUSTRALIA
In this paper we present a framework and algorithms for method evolution handling in object-oriented databases. Two levels of granularity for method evolution ate described. The first level to the evolution of methods... 详细信息
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ASSOCIATION MERGING IN A SCHEMA META-INTEGRATION SYSTEM FOR A HETEROGENEOUS object-oriented DATABASE ENVIRONMENT  10th
ASSOCIATION MERGING IN A SCHEMA META-INTEGRATION SYSTEM FOR ...
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10TH BRITISH NATIONAL CONF ON databases ( BNCOD 10 )
作者: QUTAISHAT, MA FIDDIAN, NJ GRAY, WA Department of Computing Mathematics University of Wales College of Cardiff Cardiff United Kingdom Department of Computer Science University of Jordan Amman Jordan
This paper describes a meta-programmed approach for merging class associations during schema integration in a logically heterogeneous object-oriented database environment. Association merging represents an important p... 详细信息
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REPRESENTING object IDENTITY IN A PURE FUNCTIONAL LANGUAGE  3rd
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3RD INTERNATIONAL CONF ON DATABASE THEORY ( ICDT 90 )
作者: OHORI, A Department of Computing Science University of Glasgow Glasgow G12 8QQ United Kingdom
One of the central concepts in the field of object-oriented databases is object identity, which nicely captures mutability, sharing and cyclic structures. Although the concept is intuitively clear, its precise semanti... 详细信息
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Concurrent garbage collection in O2  23
Concurrent garbage collection in O<sub>2</sub>
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23rd International Conference on Very Large databases
作者: Skubiszewski, M Valduriez, P Inst Natl Rech Informat & Automat F-78153 Le Chesnay France
We describe a concurrent garbage collector (GC) for object-oriented databases. Our GC uses a new synchronization mechanism (mechanism that allows the GC to operate concurrently with ordinary users of the database), ca... 详细信息
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A LANGUAGE FOR GENERIC GRAPH-TRANSFORMATIONS  17th
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17TH INTERNATIONAL WORKSHOP ON GRAPH-THEORETIC CONCEPTS IN COMPUTER SCIENCE
作者: ANDRIES, M PAREDAENS, J University of Antwerp (UIA) Dept. of Math. & Comp. Science Universiteitsplein 1 Antwerp B-2610 Belgium
We define a class of graphs that represent object-oriented databases. Queries, updates and restructurings in such databases are performed by transformation of these graphs. We therefore first define five transformatio... 详细信息
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object Normalization as Contribution to the Area of Formal Methods of object-oriented Database Design
Object Normalization as Contribution to the Area of Formal M...
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International Conference on Systems, Computing Sciences and Software Engineering
作者: Merunka, Vojtech Molhanec, Martin Czech Univ Life Sci Prague Fac Econ & Management Prague Czech Republic Czech Tech Univ Fac Elect Engn Prague Czech Republic
An overview of the current status in the area of formal technique of object database design is described in the article. It is discussed here, why relational normalization is not able to be easy used in object databas... 详细信息
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Automatic semantic object discovery and mapping from non-normalised relational database systems  1st
Automatic semantic object discovery and mapping from non-nor...
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1st International Conference on Advances in Information Systems (ADVIS 2000)
作者: Karkalas, S Martin, N Univ London Birkbeck Coll Sch Comp Sci & Informat Syst London WC1E 7HX England
In this paper we present an algorithm which automatically discovers potential semantic object structures in a relation, which may be in non-2NF. This algorithm can be utilised in reverse engineering of relational sche... 详细信息
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object-oriented database system for large-scale molecular dynamics simulations  7th
Object-oriented database system for large-scale molecular dy...
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7th International Conference and Exhibition on High-Performance Computing and Networking (HPCN EUROPE 99)
作者: Kitowski, J Wajs, D Trzeciak, P AGH Univ Sci & Technol Inst Comp Sci PL-30059 Krakow Poland AGH Univ Sci & Technol Acad Comp Serv CYFRONET PL-30950 Krakow Poland
In the paper a model of the object-oriented database system is presented for archiving results generated with particles simulations and for retrieving simulation results from the database system for further processing.
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