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检索条件"主题词=distributed database system"
61 条 记 录,以下是1-10 订阅
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QIACO: A Quantum Dynamic Cost Ant system for Query Optimization in distributed database
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IEEE ACCESS 2021年 9卷 15833-15846页
作者: Mohsin, Sayed A. Darwish, Saad Mohamed Younes, Ahmed Alexandria Univ Inst Grad Studies & Res Dept Informat Technol Alexandria 21526 Egypt Alexandria Univ Dept Math & Comp Sci Fac Sci Alexandria 21568 Egypt
Query optimization is considered as the most significant part in a model of distributed database. The optimizer tries to find an optimal join order, which reduces the query execution cost. Several factors may affect t... 详细信息
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A Study of Blockchain-Based Metadata Management and Its Use for Data Verification  12
A Study of Blockchain-Based Metadata Management and Its Use ...
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12th International Symposium on Computing and Networking Workshops
作者: Hori, Haruka Oguchi, Masato Ochanomizu Univ Grad Sch Humanities & Sci Tokyo Japan Ochanomizu Univ Dept Informat Sci Tokyo Japan
To realize a data-driven society, it is essential to develop a distributed database system capable of managing data with varying levels of trust in a unified manner. In such a system, a robust data verification mechan... 详细信息
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Security and Privacy Challenges in distributed database Management systems
Security and Privacy Challenges in Distributed Database Mana...
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2023 IEEE Global Conference on Information Technologies and Communications, GCITC 2023
作者: Kumar, Santosh Dash, Kishor Kumar Piduru, Bhargav Reddy Rajkumar, K. Bhaskar, Bandi Tiwari, Mohit Era University Department of Computer Science Uttar Pradesh Lucknow India Balimela College of Science and Technology Berhampur University and Govt. Model Degree College Study Centre Odisha State Open University Faculty & Academic Counsellor Department of Botany and Journalism & Mass Communication India Customer Experience Architect Hyundai IrvineCA United States /CSE Department Tamilnadu Kovilpatti India Sr University School of Cs & Ai Telangana Warangal India Bharati Vidyapeeth's College of Engineering Department of Computer Science and Engineering Delhi India
This research aims to investigate the challenge of recognizing and evaluating distributed database management system (DDBMS) security and privacy challenges and also to describe important danger indicators that may le... 详细信息
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Join query optimisation in the distributed databases using a hybrid harmony search and artificial bee colony algorithm
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INTERNATIONAL JOURNAL OF BIO-INSPIRED COMPUTATION 2021年 第3期17卷 189-198页
作者: Yazdani, Manizheh Navimipour, Nima Jafari Islamic Azad Univ Dept Comp Engn Tabriz Branch Tabriz Iran Natl Yunlin Univ Sci & Technol Future Technol Res Ctr 123 Univ RdSect 3 Touliu 64002 Yunlin Taiwan
The query optimiser is a vital part of any distributed database mechanism. Reducing the execution period of the query depends on reaching an ideal query execution plan. Due to this issue's NP-hard nature, a hybrid... 详细信息
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Localized Data Transfer system by Vehicles and Cellular Base Station in Local Area
Localized Data Transfer System by Vehicles and Cellular Base...
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IEEE International Conference on Communications (ICC)
作者: Miyata, Hiroshi Arimoto, Kazutami Okayama Prefectural Univ Fac Comp Sci & Syst Sousya Okayama Japan
Dynamic map system is one of key elements for autonomous driving (AD) car. Semi-dynamic data and semi-static data of Dynamic Map are locally collected and used. Volume of these is some Megabytes, and the time-life of ... 详细信息
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Interference-Free Checkpointing Algorithm for distributed database system
Interference-Free Checkpointing Algorithm for Distributed Da...
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International Conference on Industrial Control and Electronics Engineering (ICICEE)
作者: Luo, Chaojin Motorola China Chengdu R&D Ctr Chengdu Peoples R China
Checkpointing Algorithm is widely used in distributed database system (DDBS) to recover DDBS from fault. In traditional algorithms, normal DDBS activities, i.e. message exchanging between distributed sites should be b... 详细信息
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A Comparison of Two database Partitioning Approaches that Support Taxonomy-Based Query Answering  22
A Comparison of Two Database Partitioning Approaches that Su...
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22nd Annual International Conference on Information Integration and Web-Based Applications and Services (IIWAS)
作者: Schaefer, Jero Mario Wiese, Lena Univ Gottingen Inst Comp Sci Gottingen Germany Goethe Univ Frankfurt Inst Comp Sci Frankfurt Germany
In this paper we address the topic of identification of cohorts of similar patients in a database of electronic health records. We follow the conjecture that retrieval of similar patients can be supported by an underl... 详细信息
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distributed Machine Learning Scale Out with Algorithms and systems
Distributed Machine Learning Scale Out with Algorithms and S...
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作者: Yuan, Binhang Rice University
学位级别:Ph.D.
Machine learning (ML) is ubiquitous, and has powered the recent success of artificial intelligence. However, the state of affairs with respect to distributed ML is far from ideal. TensorFlow and PyTorch simply crash w... 详细信息
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A Comparison of Two database Partitioning Approaches that Support Taxonomy-Based Query Answering  20
A Comparison of Two Database Partitioning Approaches that Su...
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Proceedings of the 22nd International Conference on Information Integration and Web-based Applications & Services
作者: Jero Mario Schäfer Lena Wiese Institute of Computer Science University of Göttingen Göttingen Germany Institute of Computer Science Goethe University Frankfurt Frankfurt Germany
In this paper we address the topic of identification of cohorts of similar patients in a database of electronic health records. We follow the conjecture that retrieval of similar patients can be supported by an underl... 详细信息
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Smartlog - A declarative language for distributed programming in smart grids
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COMPUTERS & ELECTRICAL ENGINEERING 2019年 80卷 106499-000页
作者: Thi-Thanh-Quynh Nguyen Debusschere, Vincent Bobineau, Christophe Quang Huy Giap Hadjsaid, Nouredine Univ Grenoble Alpes CNRS Grenoble INP Inst EngnG2Elab F-38000 Grenoble France Univ Grenoble Alpes CNRS Grenoble INP Inst EngnLIG F-38000 Grenoble France Univ Danang Univ Sci & Technol Dept Elect Engn Da Nang Vietnam
In the control and supervision of smart grids, the objective is to handle any change in the system as fast as possible, with as few resources as possible. In this context, this paper proposes a new language, called Sm... 详细信息
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