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检索条件"主题词=object-oriented database system"
16 条 记 录,以下是11-20 订阅
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AN ACCESS-CONTROL MECHANISM FOR object-oriented database-systemS
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IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES 1993年 第1期E76A卷 112-121页
作者: ARAKI, T CHIKARAISHI, T HARDJONO, T OHTA, T TERASHIMA, N
The security problems of object-oriented database system are investigated and security level assignment constraints and an access control mechanism based on the multilevel access control security policy are proposed. ... 详细信息
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RELOOP, an algebra based query language for an object-oriented database system
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Data & Knowledge Engineering 1990年 第4期5卷 333-352页
作者: Cluet, Sophie Delobel, Claude Lecluse, Christophe Richard, Philippe Altaïr Altaïr is a consortium funded by IN2 (a subsidiary of the Siemens Group) INRIA (Institut National de Recherche en Informatique et Automatique) and LRI (the research lab of t 78153 Le Chesnay Cédex BP 105 France
In most object-oriented databases, as opposed to value-oriented databases, data are accessed by a programming language instead of a declarative query language. End users do not have a simple tool to perform their quer... 详细信息
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CLASSIFYING SCHEMATIC AND DATA HETEROGENEITY IN MULTIdatabase systemS
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COMPUTER 1991年 第12期24卷 12-18页
作者: KIM, W SEO, JY MICROELECTR & COMP TECHNOL CORP OBJECT ORIENTED & DISTRIBUTED SYST LABAUSTINTX KOREA ADV INST SCI & TECHNOL DEPT COMP SCISEOUL 131SOUTH KOREA
A complete framework for enumerating and classifying the types of multidatabase system (MDBS) structural and representational discrepancies is developed. The framework is structured according to a relational database ... 详细信息
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STRAWMAN REFERENCE MODEL FOR object QUERY LANGUAGES
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COMPUTER STANDARDS & INTERFACES 1991年 第1-3期13卷 185-199页
作者: BLAKELEY, JA THOMPSON, CW ALASHQUR, AM TEXAS INSTRUMENTS INC CTR COMP SCIINFORMAT TECHNOL LABZEITGEIST OPEN OODB PROJECTDALLASTX 75265
We begin by presenting a descriptive reference model that identifies the important features that need to exist in object query languages. This reference model can be used as a basis for comparing these languages and h... 详细信息
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A PERFORMANCE OPTIMIZATION TECHNIQUE FOR AN object-oriented FUNCTIONAL DATA MODEL
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INFORMATION systemS 1991年 第2期16卷 103-123页
作者: AHAD, R MCLEOD, D UNIV SO CALIF DEPT COMP SCILOS ANGELESCA 90089
This paper describes a technique to implement an object-oriented functional data model that optimizes performance for a given set of applications (workload). The technique involves grouping functions that are often re... 详细信息
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PROBE SPATIAL DATA MODELING AND QUERY-PROCESSING IN AN IMAGE database APPLICATION
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IEEE TRANSACTIONS ON SOFTWARE ENGINEERING 1988年 第5期14卷 611-629页
作者: ORENSTEIN, JA MANOLA, FA Computer Corporation of America Cambridge MA 02142 GTE Labs Waltham MA 02254
The PROBE research project has produced results in the areas of data modeling, spatial/temporal query processing, recursive query processing, and database system architecture for 'nontraditional' application a... 详细信息
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