Tài liệu High-Performance Parallel Database Processing and Grid Databases- P1 pdf
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P1 pdf
... questionsof how parallelism can be performed in parallel database processing. High-Performance Parallel Database Processing and Grid Databases,by David Taniar, Clement Leung, Wenny Rahayu, and Sushant ... for large databases, and many of them haveincorporated parallelism and grid features into their products. Their commitmentto high-performance systems and parallelism, as well as grid configurations,shows ... PDF Split-Merge on www.verypdf.com to remove this watermark.1.3 Parallel Query Processing: Objectives 71.3 PARALLEL QUERY PROCESSING: OBJECTIVESThe primary objective of parallel database processing...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P9 pdf
... queries are covered in Section 15.5. This High-Performance Parallel Database Processing and Grid Databases,by David Taniar, Clement Leung, Wenny Rahayu, and Sushant GoelCopyright 2008 John Wiley ... purchase PDF Split-Merge on www.verypdf.com to remove this watermark.402 Chapter 15 Parallel Online Analytic Processing (OLAP) and Business Intelligenceis followed by the parallelization of NTILE and ... watermark.398 Chapter 14 Grid Atomic Commitment in Replicated Databeen published in the Grid- related and parallel/ distributed conferences, includingGCC, CCGrid, HiPC, Euro-Par, HPDC,andICPADS.Specific...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P2 docx
... models for parallel database processing can be found inHameurlain and Morvan (DEXA 1995), Graefe and Cole (ACM TODS 1995),Shatdal and Naughton (SIGMOD 1995), and Ganguly, Goel, and Silberschatz(PODS ... can be achieved by parallelism in database processing? The objectives of parallel database processing are (i ) linear speed up and (ii) linear scale up. Superlinear speed up and superlinear scale ... (records) of the operand. Figure 3.1 gives a High-Performance Parallel Database Processing and Grid Databases,by David Taniar, Clement Leung, Wenny Rahayu, and Sushant GoelCopyright 2008 John Wiley...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P3 docx
... records, and hence R and jRj are used in the cost equations,Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark.100 Chapter 4 Parallel Sort and GroupBynot Ri and jRij. ... present various parallel sorting techniques, whereas Iyer and Dias (ICDE 1990) and DeWitt et al.(1992) discuss systems issues in parallel database sorting. Parallel sorting for databases uses ... on www.verypdf.com to remove this watermark.90 Chapter 4 Parallel Sort and GroupBy4.3.5 Parallel Partitioned Sor t Parallel partitioned sort is influenced by the techniques used in parallel partitionedjoin,...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P4 pptx
... involve only one aggregate function and a singlejoin. High-Performance Parallel Database Processing and Grid Databases,by David Taniar, Clement Leung, Wenny Rahayu, and Sushant GoelCopyright 2008 ... Parallel Query Processing Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark.Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark.Chapter 6 Parallel ... attribute and performs the aggregate function. With the same example as that used in theprevious section, one processor may produce (p1, 5000) and (p14 0, 8000), and another processor may produce (p10 0,...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P5 pptx
... of each parallel indexing structure in the context of parallel search and join query processing. 7.7.1 Comparative Analysis of Parallel Search IndexIn this section, parallel one-index and multi-index ... Details of parallel processing of bothindex-join queries are discussed next.7.6.1 Parallel One-Index Join Parallel one-index join processing, involving one nonindexed table (say tableR) and one ... Concatenate recordsR and Sinto query resultsFigure 7.21 Parallel one-index-join query processing algorithmPlease purchase PDF Split-Merge on www.verypdf.com to remove this watermark.7.6 Parallel Index...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P6 doc
... into the query access plans. Parallelization models High-Performance Parallel Database Processing and Grid Databases,by David Taniar, Clement Leung, Wenny Rahayu, and Sushant GoelCopyright ... steps for query processing and optimization. The tasks of parallel query optimization can be divided into two major areas, parallel query opti-mization and parallel query execution. Parallel query ... described various parallelism models, including intra- and interclass parallelism. The research group of Sampaio and Smith et al. publishedvarious papers on parallel algebra for object databases (1999),...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P7 ppt
... relaxed consistency requirements have been High-Performance Parallel Database Processing and Grid Databases,by David Taniar, Clement Leung, Wenny Rahayu, and Sushant GoelCopyright 2008 John Wiley ... transactions in Grids.Section 10.1 outlines the design challenges of grid databases. Section 10.2discusses distributed and multidatabase systems and their suitability for the Grids.Section ... sites.Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark.10.2 Distributed Database Systems and Multidatabase Systems 295T1T2TnLDB–Local Database LDBMS–Local Database Management...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P8 pptx
... of the recovery protocol is also given. High-Performance Parallel Database Processing and Grid Databases,by David Taniar, Clement Leung, Wenny Rahayu, and Sushant GoelCopyright 2008 John Wiley ... (distributed and multi- database) , and the recovery model for DBMS without global information (Grid database) .Figure 12.8 shows the recovery model for an individual database site. The stable database ... protocol (Grid- ACP) and proves the correctnessof the protocol. The Grid- ACP is extended to handle site failures in Section 12.3,including the comparison of the Grid- ACP with centralized and distributed...
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Tài liệu High-Performance Parallel Database Processing and Grid Databases- P10 pptx
... result parallelism for data mining processes.Contrasting with the parallelism that is normally adopted by database queries,query parallelism to some degree follows both data and result parallelism. ... of dataparallelism, where parallelism is created because of the input data partitioning.Data parallelism might be easier to grasp because the partitioning is done upfront, and then parallelism ... parallelism. Dataparallelism is quite an obvious choice for parallelizing query processing. However,result parallelism is inherently used as well. For example, in a disjoint partition-ing parallel...
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