1parallel processing and parallel databases
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P1 pdf
Ngày tải lên :
21/01/2014, 18:20
... Overview: Parallel Databases and Grid Databases Parallel Query Processing: Motivations Parallel Query Processing: Objectives 1.3.1 1.3.2 1.3.3 1.4 10 12 Interquery Parallelism 13 Intraquery Parallelism ... Wiley & Sons, Inc., Publication High-Performance Parallel Database Processing and Grid Databases High-Performance Parallel Database Processing and Grid Databases David Taniar Monash University, Australia ... questions of 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...
- 50
- 557
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P2 docx
Ngày tải lên :
21/01/2014, 18:20
... between parallel databases and Grid databases 1.10 Investigate your favourite Database Management Systems (DBMS) and outline what kind of parallelism features have been included in their query processing ... processing Therefore, understanding skew modeling is a critical part of understanding parallel database query processing In Section 2.4, basic cost calculation for general parallel database processing ... models for parallel database processing can be found in Hameurlain and Morvan (DEXA 1995), Graefe and Cole (ACM TODS 1995), Shatdal and Naughton (SIGMOD 1995), and Ganguly, Goel, and Silberschatz...
- 50
- 481
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P3 docx
Ngày tải lên :
21/01/2014, 18:20
... favourite parallel DBMS, and show how parallel sort and parallel group-by are expressed in SQL Chapter Parallel Join The join operation is one of the most common operations in relational databases ... 1, 2, and will not produce a sorted list, unless a further operation is carried out 92 Chapter Parallel Sort and GroupBy 4.4 PARALLEL ALGORITHMS FOR GROUPBY QUERIES Parallel aggregate processing ... 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 external...
- 50
- 551
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P4 pptx
Ngày tải lên :
21/01/2014, 18:20
... namely, parallel index structures, parallel index maintenance, and parallel index storage In Section 7.1, a classification of parallel indexing for parallel databases is outlined The details of parallel ... Sections 7.5 and 7.6, we look at the algorithms for parallel search and parallel join query processing involving indexes As there are many different parallel indexing structures and parallel algorithms ... we also present parallel search and parallel join query processing whereby one or more indexes based on the attribute involved in the query exist Therefore, parallel search and parallel join may...
- 50
- 421
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P5 pptx
Ngày tải lên :
21/01/2014, 18:20
... spread, but spread not random randomly randomly not random randomly randomly not random randomly Figure 7.26 A comparative table for parallel multi-index selection query processing using a one-index ... of each parallel indexing structure in the context of parallel search and join query processing 7.7.1 Comparative Analysis of Parallel Search Index In this section, parallel one-index and multi-index ... three aspects of parallel indexing are discussed: parallel indexing structures, parallel indexing maintenance, and parallel indexing storage ž ž ž ž Parallel Indexing Structures Three parallel indexing...
- 50
- 944
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P6 doc
Ngày tải lên :
21/01/2014, 18:20
... Chapter Parallel Query Scheduling and Optimization processing node P5 processing node R4 P3 processing node processing node processing node P2 P4 processing node R2 R3 processing node P1 processing ... stands for restriction and ð p for join operation processing node P2 processing node processing node P1 P5 processing node R4 P3 R1 processing node processing node R2 P4 processing node R3 processing ... steps for query processing and optimization The tasks of parallel query optimization can be divided into two major areas, parallel query optimization and parallel query execution Parallel query...
- 50
- 478
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P7 ppt
Ngày tải lên :
21/01/2014, 18:20
... data at local sites for efficient access, and fast processing of data by divide -and- conquer technique, and at times distributed processing is computationally and economically cheaper It is easy to ... Machado and Collet (DASFAA 1997) described a parallel execution model for database transactions, and Wang et al (Parallel Computing 1997) focused on concurrency control in parallel transaction processing ... the main differences between distributed databases and multidatabase systems 10.3 Discuss the suitability of parallel databases, distributed databases, and multidatabase systems in the Grids 10.4...
- 50
- 490
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P8 pptx
Ngày tải lên :
21/01/2014, 18:20
... protocol, and explain how it solves the concurrency issues in the Grid 11.5 Compare and contrast the difference between GCC and any other concurrency control protocols (e.g., distributed databases and ... Grid-ACP with centralized and distributed recovery models Correctness of the recovery protocol is also given High-Performance Parallel Database Processing and Grid Databases, by David Taniar, ... distributed databases As discussed in earlier chapters, the heterogeneity and autonomy of sites in a Grid environment are the key differences between Grid databases and traditional distributed databases...
- 50
- 819
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P9 pdf
Ngày tải lên :
21/01/2014, 18:20
... chapters on parallel data mining (Chapters 16 and 17) is twofold: High-Performance Parallel Database Processing and Grid Databases, by David Taniar, Clement Leung, Wenny Rahayu, and Sushant Goel ... between data mining and database querying, and parallelism techniques for data mining algorithms Following this, Sections 16.3 and 16.4 describe parallel association rules and parallel sequential ... processors) and perform similar processing Let N be the number of processors, if N ½ max.m; n/ then, adopting either row parallelism or column parallelism will make little difference to parallel processing...
- 50
- 474
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P10 pptx
Ngày tải lên :
21/01/2014, 18:20
... data parallelism and result parallelism in parallel clustering Data Parallelism Parallel k-Means Like count distribution in parallel association rules and parallel sequential patterns, data parallelism ... query), intraoperation parallelism (partitioned parallelism or data parallelism), interoperation parallelism (pipelined parallelism and independent parallelism), and mixed parallelism In data mining, ... chapter are applicable to parallel k-means clustering The two parallelism models are data parallelism and result parallelism Data parallelism, which is obvious, creates parallelism from the beginning...
- 50
- 490
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P11 doc
Ngày tải lên :
26/01/2014, 15:20
... Workload Balancing in Parallel Image Databases, Proceedings of Parallel and Distributed Processing Techniques and Applications (PDPTA), pp 734740, 2002 Frieder, O and Baru, C.K., Site and Query Scheduling ... International Parallel and Distributed Processing Symposium (IPDPS), pp 66, 2003 Yu, Y., Wang, G., Yu, G., Wu, G., Hu, J., and Tang, N., Data Placement and Query Processing Based on RPE Parallelisms, ... Database Systems, Proceedings of Parallel Processing and Applied Mathematics (PPAM), pp 675682, 2005 Khoshaan, S., Valduriez, P., and Copeland, G.P., Parallel Query Processing for Complex Objects,...
- 50
- 368
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P12 ppt
Ngày tải lên :
26/01/2014, 15:20
... Hambrusch, S.E., and Rau-Chaplin, A., “Parallelizing the Data Cube”, Distributed and Parallel Databases, 11(2):181–201, 2002 Dehne, F., Eavis, T., Hambrusch, S.E., and Rau-Chaplin, A., “Parallelizing ... S., and Guo, M., “A Scheme of Interactive Data Mining Support System in Parallel and Distributed Environment”, Proceedings of International Symposium on Parallel and Distributed Processing and ... “Application-Specific XML Processing: A Parallel Approach for Optimum Performance”, Proceedings of Parallel and Distributed Processing Techniques and Applications (PDPTA), pp 959–964, 2005 Zaki, M.J and Aggarwal,...
- 25
- 363
- 0
Tài liệu High-Performance Parallel Database Processing and Grid Databases- P13 doc
Ngày tải lên :
26/01/2014, 15:20
... Hambrusch, S.E., and Rau-Chaplin, A., “Parallelizing the Data Cube”, Distributed and Parallel Databases, 11(2):181–201, 2002 Dehne, F., Eavis, T., Hambrusch, S.E., and Rau-Chaplin, A., “Parallelizing ... S., and Guo, M., “A Scheme of Interactive Data Mining Support System in Parallel and Distributed Environment”, Proceedings of International Symposium on Parallel and Distributed Processing and ... “Application-Specific XML Processing: A Parallel Approach for Optimum Performance”, Proceedings of Parallel and Distributed Processing Techniques and Applications (PDPTA), pp 959–964, 2005 Zaki, M.J and Aggarwal,...
- 24
- 267
- 0
Tài liệu Báo cáo khoa học: Effect of sequence polymorphism and drug resistance on two HIV-1 Gag processing sites pdf
Ngày tải lên :
21/02/2014, 03:20
... PR, and the respective S4 and S3 binding sites could accept a variety of residues [33,34,46] When compared to peptides having the same natural sequence background (peptides and 1, and 2, and ... substantially alter Gag processing and did not affect virion replication [23] Leu 90 has no direct contact with the ligands, however, it is close to the dimer interface of the PR, and Met at this position ... it interacts with Arg8 and Glu21 through water molecules and makes hydrophobic interactions with Phe53, Pro81 and Val82 [26] P3 Arg could interact favorably with Asp29 and P1 Asn, which may contribute...
- 7
- 480
- 0
UNIT 6. NETWORKING DOCUMENTS AND DATABASES LESSON 1. WEB STANDARDS AND STATIC WEBSITESNOTE doc
Ngày tải lên :
31/03/2014, 20:20
... start with some basic concepts to understand how you communicate with your users on the Web Networking documents and databases - Lesson Web standards and static websites – page Uniform Resource ... Introduction to HTML Click on each option and drag it to the relevant box Networking documents and databases - Lesson Web standards and static websites – page Limitations of Simple Static ... Java technologies (servlets and Java Server Pages), ASP (Application Server Pages), PHP (Personal Home Page) Networking documents and databases - Lesson Web standards and static websites – page...
- 13
- 343
- 0
Silicon Carbide Materials Processing and Applications in Electronic Devices Part 1 docx
Ngày tải lên :
19/06/2014, 11:20
... Synthesis, Characterization and Properties of Silicon and Boron Carbonitride Films 487 P Hoffmann, N Fainer, M Kosinova, O Baake and W Ensinger VII Preface Silicon Carbide (SiC) and its polytypes have ... for a long time; the technical interest of this hard and stable compound has been realized in 1885 and 1892 by Cowless and Acheson for grinding and cutting purpose, leading to its manufacture on ... and bulk growth Identification and characterization of defects is discussed in detail The contributions help the reader to develop a deeper understanding of defects by combining theoretical and...
- 35
- 473
- 0
Research Issues in Systems Analysis and Design, Databases and Software Development phần 1 ppsx
Ngày tải lên :
07/08/2014, 11:22
... analysis and design, databases and software development / Keng Siau, editor p cm Summary: "This book is designed to provide understanding of the capabilities and features of new ideas and concepts ... has evolved and become more and more streamlined The working methods and standards are discussed and, if necessary, changed by developers weekly Coding rules especially are strictly standardized ... Helsinki School of Economics, Finland Tuure Tuunanen, The University of Auckland, New Zealand Chapter II Understanding Agile Software, Extreme Programming, and Agile Modeling 33 John...
- 26
- 506
- 0
Báo cáo y học: "Highly conserved serine residue 40 in HIV-1 p6 regulates capsid processing and virus core assembl" potx
Ngày tải lên :
13/08/2014, 01:20
... conducted in T cells and primary lymphocytes Purified virus stocks of wt HIV-1 NL4-3 and the S40F mutant were generated in 293T cells and normalized for p24 content First, parallel cultures of ... virus and cell fractions and plotted as a function of time (Figure 4B) Clearly, virus release was not affected by mutation of Ser-40 However, quantification of the CA processing products p25 and ... replication analyses in HLAC, X4 tropic (C and E) and R5 tropic (D and F), ng of p24 of purified virus carrying indicated mutations was used for infection and release of viral particles was determined...
- 16
- 280
- 0
Processing and mechanical properties of pure mg and in situ aln reinforced mg 5al composite 1
Ngày tải lên :
14/09/2015, 14:10
... shape, pores and their distribution, flaws, surface condition, impurity level, second phase/dopants, stress, duration of its application and temperature, and crystal defects To minimize and control ... the opportunity to understand how these materials are sensitive to processing parameters and grain size effect on their deformation behaviors Contamination during milling and grain growth during ... particles and residual porosity which are detrimental to the mechanical properties The major sources of contamination are (i) the milling media (balls and vial), (ii) process control agent (PCA) and...
- 7
- 249
- 0
Query authentication and processing on outsourced databases
Ngày tải lên :
13/10/2015, 15:54
... external service providers Service providers host owners’ databases and offer seamless mechanisms to create, store, update and access (query) their databases This model introduces several research issues ... manage their data and process queries on their behalf [15, 23], and publishers are responsible for offering adequate software, hardware and network resources to host data owner’s databases as well ... (i.e., the box that bounds r13 and r14 ) is within the partition, we return the values of r13 and r14 and the digest of the various dimensions for r11 , r12 , r15 , r16 and r17 We now present the...
- 71
- 229
- 0