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检索条件"主题词=Parallel query processing"
48 条 记 录,以下是41-50 订阅
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Implementace paralelního zpracování dotazů v databázovém systému PostgreSQL
Implementace paralelního zpracování dotazů v databázov...
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作者: Vojtek, Daniel Charles University of Prague
CONTENTS vi Title: Implementation of parallel query processing in PostgreSQL Author: Bc. Daniel Vojtek Department: Department of Software Engineering Supervisor: Mgr. Július Štroffek Supervisors e-mail address: j... 详细信息
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parallel sort-merge object-oriented collection join algorithms
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COMPUTER SYSTEMS SCIENCE AND ENGINEERING 2002年 第3期17卷 145-158页
作者: Taniar, D Rahayu, JW Monash Univ Sch Business Syst Clayton Vic 3800 Australia La Trobe Univ Dept Comp Sci & Comp Engn Bundoora Vic 3083 Australia
One of the differences between relational and object-oriented databases (OODB) is that attributes in OODB can be of a collection type (e.g. sets, lists, arrays, and bags) as well as a simple type (e.g. integer, string... 详细信息
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The information flow based query optimization techniques in parallel object-oriented database
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CHINESE JOURNAL OF ELECTRONICS 2002年 第2期11卷 220-225页
作者: Wang, YJ Wang, YJ Lu, XC Natl Univ Def Technol Natl Key Lab Parallel & Distributed Proc Changsha 410073 Peoples R China
In parallel database systems, parallelism is utilized to improve the efficiency of query processing. However, parallelism is not equal to high efficiency. Therefore, query optimization techniques should be utilized to... 详细信息
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parallel SORT-HASH OBJECT-ORIENTED COLLECTION JOIN ALGORITHMS FOR SHARED-MEMORY MACHINES
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parallel Algorithms and Applications 2002年 第2期17卷 85-126页
作者: David Taniar - E-mail: David.Taniar@infotech.monash.edu.au[a] J. Wenny Rahayu[b] [a] School of Business Systems Monash University Clayton Vic Australia [b] Department of Computer Science and Computer Engineering La Trobe University Bundarra Vic Australia
Collection join queries are join queries based on collection attributes (i.e. non-atomic attributes), which are common in object-oriented databases. We have identified three different kinds of collection join queries,... 详细信息
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GPU processing of theta-joins
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CONCURRENCY AND COMPUTATION-PRACTICE & EXPERIENCE 2017年 第18期29卷 1-18页
作者: Bellas, Christos Gounaris, Anastasios Aristotle Univ Thessaloniki Dept Informat Thessaloniki 54124 Greece
The GPGPU paradigm has recently been employed to accelerate the processing of big amounts of data through the utilization of the massive parallelism offered by modern GPUs. To date, several techniques have been propos... 详细信息
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A New Middleware for Distributed Data processing in CUBRID DBMS
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Procedia Computer Science 2015年 52卷 654-658页
作者: Hyeong-Il Kim Min Yoon MunChul Choi Jae-Woo Chang Chonbuk National University 567 Baekju-daero deokjin-gu 561-756 Jeonju City Korea
With the sharply increasing amount of data, studies on bigdata processing based on NoSQL have been actively done. However, NoSQL cannot satisfy the ACID properties of database transactions. Therefore, bigdata processi... 详细信息
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GUFI: fast, secure file system metadata search for both privileged and unprivileged users  22
GUFI: fast, secure file system metadata search for both priv...
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Proceedings of the International Conference on High Performance Computing, Networking, Storage and Analysis
作者: Dominic Manno Jason Lee Prajwal Challa Qing Zheng David Bonnie Gary Grider Bradley Settlemyer Los Alamos National Laboratory University of Texas at Arlington NVIDIA
Modern High-Performance Computing (HPC) data centers routinely store massive data sets resulting in millions of directories and billions of files. To efficiently search and sift through these files and directories we ... 详细信息
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Partial Evaluation for Distributed XPath query processing and Beyond
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ACM TRANSACTIONS ON DATABASE SYSTEMS 2012年 第4期37卷 32-32页
作者: Cong, Gao Fan, Wenfei Kementsietsidis, Anastasios Li, Jianzhong Liu, Xianmin Nanyang Technol Univ Sch Comp Engn Singapore 639798 Singapore Univ Edinburgh Sch Informat Edinburgh EH8 9AB Midlothian Scotland IBM TJ Watson Res Ctr Hawthorne NY 10532 USA Harbin Inst Technol Harbin 150001 Peoples R China
This article proposes algorithms for evaluating XPath queries over an XML tree that is partitioned horizontally and vertically, and is distributed across a number of sites. The key idea is based on partial evaluation:... 详细信息
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