ix distributed databases and replication
Design and analysis of object allocation and replication algorithms in distributed databases for stationary and mobile computing systems
Ngày tải lên :
16/09/2015, 17:11
... object allocation and replication algorithms and evaluating their performance mainly from theoretical standpoint Although our major focus in this thesis is on DDBSs, the concepts and issues seem ... address the object allocation and replication issues of OMP in DDBSs in the application domain of SCEs Designing an intelligent and efficient object allocation and replication on-line algorithm, ... mentioned costs and then present two dynamic object allocation and replication algorithms, referred to as Dynamic Window Mechanism (DWM) algorithm (for centralized control DDBSs) and Adaptive Distributed...
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Tài liệu Federated Database Systems for Managing Distributed, Heterogeneous, and Autonomous Databases’ doc
Ngày tải lên :
20/02/2014, 05:21
... et al [1988] and Veijalainen and Popescu-Zeletin [1988] use it to mean client-server type of FDBS in our taxonomy; and Dayal and Hwang [1984], Belcastro et al [1988], and Breitbart and Silberschatz ... C, and the mappings from schema A to schemas B and C, the command decomposer uses the commands expressed using the schema A objects to generate the commands using the objects in schemas B and ... removing duplicates, and handling and merging temporary files DDTS and Mermaid take this approach It results in a further reduction in communication and GDM workload Rusinkiewicz and Czejdo [1987]...
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Open distributed automation and control with iec 61499.pdf
Ngày tải lên :
20/08/2012, 11:15
... OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 Open Distributed Automation and Control Open Distributed Automation and Control with IEC 61499 with IEC 61499 ... interaction JHC/2001-04-03 p 17 OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 Open Distributed Automation and Control Open Distributed Automation and Control with IEC 61499 with IEC 61499 ... Requirements Status and Future OPEN DISTRIBUTED AUTOMATION AND CONTROL WITH IEC 61499 Centralized Programmable Configurable PLC IEC 61131-3 Thesis Distributed Automation: Distributed Automation:...
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Distributed Algorithms and Protocols for Scalable Internet Telephony
Ngày tải lên :
06/11/2012, 10:35
... Michelle, and son Joshua, for providing encouragement and understanding throughout my educational career xvi This thesis is dedicated to Michelle and Joshua, for their support and understanding ... Ed Gokhman, Xin Feng, David Ladd, and Anders Kristensen Additional thanks to Eric Burger from Snowshore Networks, and Ed Yackey from Voyant, for their comments and support of this architecture ... 213 5.4.3 Distributed Databases 214 5.4.3.1 5.4.3.2 5.4.4 DNS 214 LDAP and X.500 216 Indexed Databases ...
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SOLAR ENERGY IN DISTRIBUTED GENERATION AND GRID-CONNECTED PROBLEM
Ngày tải lên :
26/04/2013, 08:26
... applications: explore closedgridclosedloop control with estimated and monitored fast and accurated enough grid voltage and frequency, and synchronized the current with the grid voltage Khoa Điện-Điện ... – 2007 Stand-alone PV system CHƯƠNG TRÌNH Đ ÀO TẠO KỸ SƯ CHẤT LƯỢNG CAO VIỆT-PHÁP PFIEV • Operate independent of the electric utility grid • designed and sized to supply certain DC and/ or AC ... voltage to charge 12 volt batteries and runs pump and motors • Can connect modules togethers to get any power configuration Photovoltaic cells, modules, panels and arrays Khoa Điện-Điện Tử 2002...
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Lab B: Creating Referrals and Replication Agreements
Ngày tải lên :
19/10/2013, 02:15
... perform steps b, c and d c At a command prompt, type net stop "MMS Server" and then press ENTER d At a command prompt, type net start "MMS Server" and then press ENTER e Close the command prompt window ... referred to your server e In the directory pane, expand partner_dom, expand metaverse, and then expand MoneyDept f Right-click Aarika Quek, point to View, and then click Referrals Which server will perform ... replicated to your server a In the directory pane, expand partner_dom, expand metaverse, and then expand MoneyDept b Right-click Aarika Quek, point to View, and then click Referrals Which server will perform...
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Practical mod_perl-CHAPTER 20:Relational Databases and mod_perl
Ngày tải lên :
24/10/2013, 08:15
... appropriate database handle, or if the ping( ) method fails, Apache::DBI establishes a new connection, stores the handle, and then returns the handle to the caller It is important to understand that the ... syntax Alternatively, you can switch databases with USE foo and USE bar, but this approach seems less convenient, and therefore error-prone Cannot find the DBI handler You must use DBI->connect( ... to be possible to handle a transaction over multiple requests, but the temptation should be avoided because different requests are handled by different mod_perl processes, and a mod_perl process...
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Tài liệu Data Servers, Databases, and Database Objects Guide docx
Ngày tải lên :
20/02/2014, 05:21
... environment and registry variables, and configuration parameters It also lists the various naming rules and SQL and XML limits © Copyright IBM Corp 1993, 2008 ix x Data Servers, Databases, and Database ... database and node directories 101 Searching the LDAP servers 102 Part Databases 103 Chapter Databases 105 Designing databases Database directories and ... using the db2ckmig and db2imigr commands You can use the db2iupdt command to move a DB2 instance between different Version 9.1 or Version 9.5 DB2 copies, and the db2imigr command to move a Version...
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Tài liệu Distributed Computing and Networking pptx
Ngày tải lên :
21/02/2014, 18:20
... technical program, and this year’s program was in the able hands of a Program Committee chaired by Krishna Sivalingam and Jie Wu (Networking Track), and Krishna Kant and Sriram Pemmaraju (Distributed ... Patra, Ashish Choudhary, and C Pandu Rangan 42 On Composability of Reliable Unicast and Broadcast Anuj Gupta, Sandeep Hans, Kannan Srinathan, and C Pandu Rangan 54 A Leader-Free ... Bhaskar Sardar, and Debashis Saha 295 307 Applications of Distributed Systems VirtualConnection: Opportunistic Networking for Web on Demand Lateef Yusuf and Umakishore Ramachandran 323 XVIII...
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Administering and Automating Microsoft SQL Server 2005 Databases and Servers pot
Ngày tải lên :
05/03/2014, 17:20
... Represents commands, command options, and syntax that must be typed exactly as shown It also indicates commands on menus and buttons, and indicates dialog box titles and options, and icon and menu ... Bold Represents commands, command options, and syntax that must be typed exactly as shown It also indicates commands on menus and buttons, dialog box titles and options, and icon and menu names Italic ... create data services by using Transact-SQL, manage and maintain databases, configure and manage security, monitor and optimize databases, and install and configure SQL Server MCP The Microsoft Certified...
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Lookup Tables: Fine-Grained Partitioning for Distributed Databases pot
Ngày tải lên :
07/03/2014, 14:20
... random to become the new primary and informs all secondary partitions of the change Since this is performed as part of a distributed transaction, failure handling and concurrent updates are handled ... understand the cost of distributed queries, we used the machine partitioning from the previous experiment, and varied the number of backends in a distributed transaction When generating a distributed ... Zhang, E P C Jones, and S Madden, “Schism: a workload-driven approach to database replication and partitioning.” in VLDB, Singapore, Sep 2010 [2] H Boral, W Alexander, L Clay, G Copeland, S Danforth,...
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Báo cáo khoa học: "Large-Scale Cross-Document Coreference Using Distributed Inference and Hierarchical Models " pptx
Ngày tải lên :
07/03/2014, 22:20
... methods of context similarity, and concluded that agglomerative clustering provides effective means of inference (Gooi and Allan, 2004) Pedersen et al (2006) and Purandare and Pedersen (2004) integrate ... Computational Linguistics Evan Sandhaus 2008 The New York Times annotated corpus Linguistic Data Consortium Sameer Singh, Amarnag Subramanya, Fernando Pereira, and Andrew McCallum 2010 Distributed map inference ... of hand-tuned weights, dictionaries, and heuristics to define similarity for name disambiguation (Blume, 2005; Baron and Freedman, 2008; Popescu et al., 2008) These approaches are greedy and differ...
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Distributed Databases Dr. Julian Bunn Center for Advanced Computing Research Caltech pdf
Ngày tải lên :
07/03/2014, 23:20
... Outline ? ? ? ? Introduction to Database Systems Distributed Databases Distributed Systems Distributed Databases for Physics J.J.Bunn, Distributed Databases, 2001 Part I Introduction to Database ... RDBMS and ODBMS) J.J.Bunn, Distributed Databases, 2001 39 Distributed DBMS Architectures ? Client-Servers Client sends query to each database server in the distributed system ? Client caches and ... messages J.J.Bunn, Distributed Databases, 2001 18 Why ACID For Client/Server And Distributed ? ? ? ACID is important for centralized systems Failures in centralized systems are simpler In distributed...
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Large-scale Incremental Processing Using Distributed Transactions and Notifications ppt
Ngày tải lên :
23/03/2014, 13:20
... replicated (to survive failure), distributed and balanced (to handle load), and write to a persistent data store Bigtable itself satisfies all of our requirements, and so Percolator stores its locks ... scan by first picking a random Bigtable tablet, then picking a random key in the tablet, and finally scanning the table from that position Since each worker is scanning a random region of the table, ... documents, so the error bars represent the 5th- and 95th-percentile delay on a per-document level MapReduce, random lookups are awkward and costly On the other hand, Caffeine developers need to reason...
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UNIT 5. DATABASE MANAGEMENT SYSTEMS LESSON 5. RELATIONAL DATABASES AND SQL BASICSNOTE docx
Ngày tải lên :
31/03/2014, 20:20
... Relational databases and SQL basics – page 14 Summary • SQL (Structured Query Language) is the language used to interact with a relational database • Relational databases, and the SQL standard, ... can be created and manipulated using the Structured Query Language (SQL), which allows interaction with relational databases Database management systems - Relational databases and SQL basics ... details, • doctor details, and • appointments between the doctor and patients Let’s look at the development step by step Database management systems - Relational databases and SQL basics – page EER...
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Information Management Resource Kit Module on Management of Electronic DocumentsUNIT 5. DATABASE MANAGEMENT SYSTEMS LESSON 6. TEXTUAL DATABASES AND CDS/ISIS BASICSNOTE Please note that this PDF version does not have the interactive features offered th doc
Ngày tải lên :
31/03/2014, 20:20
... following common features: Handling the structure of textual databases Text-oriented formatting Fast and powerful retrieval ¦pªG¦³¿ ®Ñ© Handling different languages and scripts Let’s review together ... made, and not all involve the same amount of work To better understand these capabilities and the work required, let’s design a CDS/ISIS database Database management systems - Textual databases and ... developing and managing free-structured textual databases and can be tailored for different applications • The system manages: - the structure of textual databases, - text-oriented formatting, - fast and...
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Báo cáo sinh học: " Role of HIV-1 subtype C envelope V3 to V5 regions in viral entry, coreceptor utilization and replication efficiency in primary T-lymphocytes and monocyte-derived macrophages" docx
Ngày tải lên :
18/06/2014, 18:20
... of viral replication, where 171 and 173 with highest level of entry in MAGI cells showed very early and high peaks and 284 and 331 chimeras with much lower level of entry showed lower and/ or more ... peripheral blood express CD4 and both chemokine receptors, CXCR4 and CCR5 Since PBL express both CCR5 and CXCR4, they are capable of supporting the replication of both R5 and X4 tropic viruses All ... greatly enhanced infectivity [41-43] and replication efficiency as compared to subtype B and E viruses [44,45] Our data on higher levels of HIV-1 entry and increased replication efficiencies of subtype...
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Báo cáo hóa học: " Role of HIV-1 subtype C envelope V3 to V5 regions in viral entry, coreceptor utilization and replication " docx
Ngày tải lên :
20/06/2014, 01:20
... of viral replication, where 171 and 173 with highest level of entry in MAGI cells showed very early and high peaks and 284 and 331 chimeras with much lower level of entry showed lower and/ or more ... peripheral blood express CD4 and both chemokine receptors, CXCR4 and CCR5 Since PBL express both CCR5 and CXCR4, they are capable of supporting the replication of both R5 and X4 tropic viruses All ... greatly enhanced infectivity [41-43] and replication efficiency as compared to subtype B and E viruses [44,45] Our data on higher levels of HIV-1 entry and increased replication efficiencies of subtype...
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Báo cáo hóa học: " Non coding extremities of the seven influenza virus type C vRNA segments: effect on transcription and replication by the type C and type A polymerase complexes" ppt
Ngày tải lên :
20/06/2014, 01:20
... polymerase complex and the 3' and 5' ends of the vRNA and its consequences on transcription and replication, we extended our study to reporter vRNA templates harboring the complete 3' and 5' NC regions ... efficiency of transcription and replication [1,2] We previously showed that type B virus vRNAs could serve as templates for transcription and replication by type A, B and C polymerase complexes ... other and have the ability to form partially doublestranded structures involved in the transcription and the http://www.virologyj.com/content/5/1/132 replication, in the shape of a panhandle...
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Báo cáo hóa học: "Research Article End-to-End Joint Antenna Selection Strategy and Distributed Compress and Forward Strategy for Relay Channels" potx
Ngày tải lên :
21/06/2014, 20:20
... channel and denote the channel matrix between the source and kth relay by Hk and between the kth relay and destination by Gk The channel between the source and destination is denoted by Hsd and ... destination knows Hk , Gk , and Hsd , for all k, and the kth relay node knows Hsd , Hk and Gk We assume that Hnkn Skn+1 , Hk , Gk , Hsd , S and Fk have independent and identically distributed (i.i.d.) ... vector, and the ith element of a A† denotes the transpose conjugate of matrix A The maximum and minimum eigenvalue of A is denoted by λmax (A) and λmin (A), respectively The determinant and trace...
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