Filters








11,455 Hits in 4.0 sec

A demonstration of the MaxStream federated stream processing system

Irina Botan, Younggoo Cho, Roozbeh Derakhshan, Nihal Dindar, Ankush Gupta, Laura Haas, Kihong Kim, Chulwon Lee, Girish Mundada, Ming-Chien Shan, Nesime Tatbul, Ying Yan (+2 others)
2010 2010 IEEE 26th International Conference on Data Engineering (ICDE 2010)  
MaxStream is a federated stream processing system that seamlessly integrates multiple autonomous and heterogeneous Stream Processing Engines (SPEs) and databases.  ...  More specifically, we will show how the MaxStream Federator can translate and forward the application queries to two different commercial SPEs (Coral8 and StreamBase), as well as how it does so under various  ...  This work has been supported in part by the following grants: Swiss NSF NCCR MICS 5005-67322, Swiss NSF ProDoc PDFMP2-122971/1, and ETH Zurich Enterprise Computing Center (ECC) SAP industrial partner grant  ... 
doi:10.1109/icde.2010.5447906 dblp:conf/icde/BotanCDDGHKLMSTYYZ10 fatcat:vi2xt43mzncajoffsdezdr6bii

Complex event processing for reactive security monitoring in virtualized computer systems

Lars Baumgärtner, Christian Strack, Bastian Hoßbach, Marc Seidemann, Bernhard Seeger, Bernd Freisleben
2015 Proceedings of the 9th ACM International Conference on Distributed Event-Based Systems - DEBS '15  
The sensor streams are analyzed using a novel federation of complex event processing engines and an optimized query index to maximize the performance of continuous queries, and the results of the analysis  ...  Furthermore, a novel event store that supports fast event logging is utilized for offline analysis of collected historical data.  ...  Due to the query index, the federated CEP engine scales well with the total number of running queries, and due to the federation manager that optimizes the performance across a federation of heterogenous  ... 
doi:10.1145/2675743.2771829 dblp:conf/debs/BaumgartnerSHSS15 fatcat:3wgzgml3mfclflz3nxzwa2r74i

Myriad: Design and implementation of a federated database prototype

Ee-Peng Lim, San-Yih Hwang, Jaideep Srivastava, Dave Clements, M. Ganesh
1995 Software, Practice & Experience  
Myriad is a federated database prototype developed at the University of Minnesota, to provide a testbed for investigating alternatives in architecture and algorithms for database integration, query processing  ...  and optimization, and concurrency control and recovery.  ...  We also thank Rome Laboratory of the US Air Force and Honeywell, Inc. for their generous support, through contract F30602-91-C-0128, in the course of developing the ideas that are embodied in Myriad.  ... 
doi:10.1002/spe.4380250505 fatcat:72iicp7srjbvlch774wiwydnf4

Federated Stream Processing Support for Real-Time Business Intelligence Applications [chapter]

Irina Botan, Younggoo Cho, Roozbeh Derakhshan, Nihal Dindar, Laura Haas, Kihong Kim, Nesime Tatbul
2010 Lecture Notes in Business Information Processing  
In this paper, we describe the MaxStream federated stream processing architecture to support real-time business intelligence applications.  ...  MaxStream builds on and extends the SAP MaxDB relational database system in order to provide a federator over multiple underlying stream processing engines and databases.  ...  This work has been supported in part by the following grants: Swiss NSF NCCR MICS 5005-67322, Swiss NSF ProDoc PDFMP2-122971/1, and ETH Zurich Enterprise Computing Center (ECC) SAP industrial partner grant  ... 
doi:10.1007/978-3-642-14559-9_2 fatcat:th6gzxbhsvb6xmxry6nbt27olm

Query Processing and Optimization on the Web

Mourad Ouzzani, Athman Bouguettaya
2004 Distributed and parallel databases  
In this paper, we survey the current research on fundamental problems to efficiently process queries over Web data integration systems.  ...  They add new dimensions to the optimization problem such as the choice of objective function, selection of relevant information sources, limited query capabilities, and unpredictable events.  ...  In addition, unpredictable events could happen anytime during query processing and execution.  ... 
doi:10.1023/b:dapd.0000018574.71588.06 fatcat:qmdqsvtmhzhbpk5atffbwa2msu

Data Management for the Internet of Things: Design Primitives and Solution

Mervat Abu-Elkheir, Mohammad Hayajneh, Najah Ali
2013 Sensors  
In this paper, we survey the data management solutions that are proposed for IoT or subsystems of the IoT.  ...  The framework we propose adapts a federated, data-and sources-centric approach to link the diverse Things with their abundance of data to the potential applications and services that are envisioned for  ...  The Query Layer handles the details of query processing and optimization in cooperation with the Federation Layer as well as the complementary Transactions Layer (processing, delivery).  ... 
doi:10.3390/s131115582 pmid:24240599 pmcid:PMC3871070 fatcat:t7sxd2qdvnfsbhk5g5jg4yr64i

Streaming data integration: Challenges and opportunities

Nesime Tatbul
2010 2010 IEEE 26th International Conference on Data Engineering Workshops (ICDEW 2010)  
federated stream processing project at ETH Zurich.  ...  In this position paper, we motivate the need for streaming data integration in three main forms including across multiple streaming data sources, over multiple stream processing engine instances, and between  ...  Optimization Issues in SPE-SPE & SPE-DBMS Integration In an integrated stream processing system, one of the most important questions is how to optimize the processing of a given set of continuous queries  ... 
doi:10.1109/icdew.2010.5452751 dblp:conf/icde/Tatbul10 fatcat:yx5u2g3k4vcqbbydyosoxzohge

Evolution of data management systems

Abdelkader Hameurlain
2012 Proceedings of the 14th International Conference on Information Integration and Web-based Applications & Services - IIWAS '12  
Optimization Methods in DIS [Ams 98, Iv 99, Av 00, Arc 04, Oza 05, …] 4.1 DIS (2): Query Processing & Special Operator 4.2 Query Optimization Methods Type of Query Optimization Methods [Cole 94]:  ...  Query Optimization : Methods Heterogeneity Models ==> Pivot Model (e.g.  ... 
doi:10.1145/2428736.2428738 dblp:conf/iiwas/Hameurlain12 fatcat:ayoxhgsd7nfcrk6pbph3s6psy4

Real-Time Production Monitoring in Large Heterogeneous Environments [chapter]

Arne Schramm, Bernhard Wolf, Raik Hartung, André Preußner
2013 IFIP Advances in Information and Communication Technology  
, and consequently to optimize production processes.  ...  This paper presents a hybrid system, consisting of a distributed CEP (complex event processing) system to process data in real-time augmented with an in-memory database to extend the available memory as  ...  We present a hybrid system combining distributed complex event processing (CEP) [1] and in-memory database technologies to collect and analyze large amounts of data in typical heterogeneous production  ... 
doi:10.1007/978-3-642-40361-3_10 fatcat:4yo77ft6dvbzlcqfo2reihiqxm

A Component-Based Approach for Engineering Enterprise Mashups [chapter]

Javier López, Fernando Bellas, Alberto Pan, Paula Montoto
2009 Lecture Notes in Computer Science  
Mashup applications combine pieces of functionality from several existing, heterogeneous sources to provide new integrated functionality.  ...  Unlike other proposals we: (1) use the Data Federation/Mediation pattern (instead of Pipes and Filters pattern) to express the data combination logic, (2) follow the RESTful architectural style to improve  ...  The widget can provide a wizard in the edit mode to specify how to process the event.  ... 
doi:10.1007/978-3-642-02818-2_3 fatcat:uapveianhjhorkv2i3j6usihb4

CityPulse: Large Scale Data Analytics Framework for Smart Cities

Dan Puiu, Payam Barnaghi, Ralf Tonjes, Daniel Kumper, Muhammad Intizar Ali, Alessandra Mileo, Josiane Xavier Parreira, Marten Fischer, Sefki Kolozali, Nazli Farajidavar, Feng Gao, Thorben Iggena (+4 others)
2016 IEEE Access  
The benefits and the effectiveness of the framework are demonstrated in a use-case scenario implementation presented in this paper. INDEX TERMS Data analytics framework, smart cities.  ...  The CityPulse framework integrates multimodal, mixed quality, uncertain and incomplete data to create reliable, dependable information and continuously adapts data processing techniques to meet the quality  ...  His research interests include semantic Web, data integration, Internet of Things (IoT), linked data, federated query processing, stream query processing, and optimal query processing over large scale  ... 
doi:10.1109/access.2016.2541999 fatcat:zpqzmyli7rdz7gktmedbvwovb4

A Cloud-Based Framework for Collaborative Data Management in the VPH-Share Project

S. Benkner, C. Borckholder, M. Bubak, Y. Kaniovskyi, R. Knight, M. Koehler, S. Koulouzis, P. Nowakowski, S. Wood
2013 2013 27th International Conference on Advanced Information Networking and Applications Workshops  
mediation, which has been realized on top of a distributed data mediation engine, and semantic data integration, which is supported on the basis of the SPARQL federation extension.  ...  Both approaches are examined on top of a project-specific scenario executed in the VPH-Share Cloud environment.  ...  In this case, they rely on a distributed query processing engine as well as on a data mediation engine.  ... 
doi:10.1109/waina.2013.58 dblp:conf/aina/BenknerBBKKKKNW13 fatcat:dnpvqiwcqvbubnk7i73uflpwcm

Heterogeneous distributed database systems for production use

Gomer Thomas, Glenn R. Thompson, Chin-Wan Chung, Edward Barkmeyer, Fred Carter, Marjorie Templeton, Stephen Fox, Berl Hartman
1990 ACM Computing Surveys  
The objective is a survey of the state of the art in systems targeted for production environments as opposed to research prototypes.  ...  This paper outlines approaches to various aspects of heterogeneous distributed data management and describes the characteristics and architectures of seven existing heterogeneous distributed database systems  ...  The optimizer considers network speeds and relative processor speeds when determining the best way to process the query.  ... 
doi:10.1145/96602.96607 fatcat:2i5x6vdmb5fmdbxssiujr3xpua

Cooperative Information Management for Distributed Production Nodes [chapter]

Hamideh Afsarmanesh, Ammar Benabdelkader, L. O. Hertzberger
1998 Globalization of Manufacturing in the Digital Communications Era of the 21st Century  
For instance, in production of potable water, that is the application described in this paper, similar to other production environments, there is a prominent need for coordinated control in order to achieve  ...  Existing systems for control andlor monitoring of the water production and water distribution are heterogeneous and of different levels of automation and reliability.  ...  Consequently, through the federated query processing of PEER, from the users point of view the access to physically distributed information along the network is the same as a local access.  ... 
doi:10.1007/978-0-387-35351-7_2 fatcat:ar4b7kmdxjarrcwuowl2jwydoi

Dynamic Query Processing for P2P Data Services in the Cloud [chapter]

Pawel Jurczyk, Li Xiong
2009 Lecture Notes in Computer Science  
Data-as-a-service enables access to a wealth of data across distributed and heterogeneous data sources in the cloud.  ...  The query processing is capable of fully benefiting from all the distributed resources to minimize the query response time and maximize system throughput.  ...  Execution and Optimization of Operators In previous section we have introduced the main elements in the high-level query plan. Each of the elements has different goals in the optimization process.  ... 
doi:10.1007/978-3-642-03573-9_34 fatcat:c6vnebikhjgxzatgpmrrbi2usa
« Previous Showing results 1 — 15 out of 11,455 results