aggregate query processing in peer to peer abstract

Processing and Optimization of Complex Queries in Schema-Based ...

Abstract. Peer-to-Peer infrastructures are emerging as one of the important data .... takes over specific responsibilities for peer aggregation, query routing, and...

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Dynamic Query Processing for P2P Data ... - Emory University

Abstract. With the trend of cloud computing, data and computing are moved away from ... Dynamic Query Processing for P2P Data Services in the Cloud. 397. To achieve .... power for a query mediation and results aggregation. Each node can...

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Multidimensional Routing Indices for Efficient Distributed Query ...

ABSTRACT. Traditional ... bution on peers, the aggregation of the MBRs may lead to. MRIs that ... Multidimensional routing indices, P2P query processing. 1.

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PIER: Internet Scale P2P Query Processing with ... - Ryan Huebsch

Abstract. PIER: Internet Scale P2P Query Processing with Distributed Hash Tables ... specific focus on aggregation and join operations), and finally examine an...

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A Database Query Processing Model in Peer-To-Peer Network ...

KEYWORDS: Peer-To-Peer Network, Database Query, Query Processing, ... ABSTRACT: Peer-to-peer databases are becoming more prevalent on the internet for ... with answering large-scale ad hoc analysis queries, aggregation queries,...

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An Efficient Scheme for Query Processing on Peer-to-Peer Networks

Abstract. The peer-to-peer networking paradigm has emerged as an exciting and popular ... An Introduction to Query Processing on Distributed Networks; The Routing Paradigm; Indexing .... This aggregate bitmask is then passed up to its host.

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Aggregation Query Processing in P2P Networks

3 Sep 2012 ... Abstract. Peer-to-peer (P2P) databases are becoming prevalent on the ... Database servers) query is processed at individual peer and only...

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Efficient Approximate Query Processing in Peer-to ... - IEEE Xplore

Abstract—Peer-to-peer (P2P) databases are becoming prevalent on the Internet for distribution ... thus far, that is, how aggregation queries on such databases.

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The price of validity in dynamic networks - ScienceDirect

Massive-scale self-administered networks like Peer-to-Peer and Sensor ... algorithms to efficiently process aggregate queries (e.g., sum, count, average,...

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Complex Queries in DHT-based Peer-to-Peer Networks

Abstract. Recently a new generation of P2P systems, offering distributed hash table (DHT) .... GROUP BY ... We have noted that relational query processing is.

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Best Effort Query Processing in DHT-based P2P Systems - InfoLab

Abstract. Structured P2P systems in the form of distributed hash tables (DHT) are a promising approach for building mas- ... ing/aggregation, similarity and nearest neighbor search) ... query processing strategies allowing to adapt to the.

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On the Correctness of Query Results in XML P2P Databases ...

[email protected] . Abstract. In XML peer-to-peer (p2p) database systems, query results ..... 1 Since XQuery lacks the group-by operator, aggregation functions can be applied to let variables ..... query processing in the context of p2p systems.

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Query processing in P2P systems - HAL-Inria

31 Jan 2007 ... Abstract: Peer-to-peer (P2P) computing offers new opportunities for building ... Keywords: P2P systems, query processing, schema mapping, query ...... Many of the popular aggregation functions, e.g. Min, Max, Average, are.

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Top-k Aggregation Queries in Large-Scale Distributed Systems

11 Jul 2007 ... Abstract. Distributed top-k query processing has recently become an ... Peer-to-Peer-Internetsuche bietet eine Reihe von faszinierenden.

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Range of Query Processing in Peer to Peer Networks - Springer

Abstract. Peer to peer databases are becoming prevalent on the Internet for distribution ... Approximate query processing aggregate query processing computer...

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AmbientDB: Relational Query Processing in a P2P Network

wave stream processing plans, distributed over an ad-hoc P2P network. .... where global abstract queries are instantiated as global concrete queries (and rewritten) .... gebra, providing the operators for selection, join, aggregation and sort.

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A Novel Efficient Approximate Query Processing In P2P Network

Abstract- Peer-to-peer (P2P) databases are becoming prevalent on the Internet ... for approximate answering of ad hoc aggregation queries in such databases.

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Approximate Processing of Queries in P2P Networks - International ...

9 Sep 2015 ... Abstract: Peer-to-peer (P2P) databases are mostly used on the ... processing, ad hoc queries, peer-to-peer databases, aggregation queries. 1.

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query routing and processing in peer-to- peer data sharing ... - arXiv

ABSTRACT. Sharing ... P2P Databases, Query Routing, Schema Matching, Query Processing and Optimization. 1. .... for processing Aggregation Queries.

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Towards a Unifying Framework for Complex Query Processing over ...

Abstract. In this work we study how to process complex queries in DHT-based ... research approaches for query processing in P2P systems, we suggest ... query types (such as range queries, queries involving join, and/or aggregation.

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Efficient Approximate Query Processing in Peer-to-Peer Networks

29 May 2007 ... Volume:19 Issue:7 · Help Working with Abstracts. Efficient Approximate Query Processing in Peer-to-Peer Networks ... sampling-based techniques for approximate answering of ad hoc aggregation queries in such databases.

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Top-K Aggregation Queries in Large-Scale Distributed Systems∗

Abstract: Distributed top-k query processing has become an essential ... ring, to aggregation queries in sensor networks, and to peer-to-peer Web searching.

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Estimating Aggregates on a Peer-to-Peer Network

Abstract—. As Peer-to-Peer (P2P) ... to enable any node in a P2P network to issue a query ..... when one thinks about computing aggregates MIN and. MAX: Say...

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A Database Query Processing Model in Peer-To-Peer Network ...

A Database Query Processing Model in Peer-To-Peer Network. ... Abstract. Peer-to-peer databases are becoming more prevalent on the internet for ... hoc analysis queries, aggregation queries, on these databases poses unique challenges.

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Robust Aggregation in Peer-to-Peer Database Systems

ABSTRACT. Peer-to-peer ... Keywords. Aggregation, distributed querying, peer-to-peer systems ... Instead, when nodes fail, query processing has to be based.

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CubeCache: Efficient and Scalable Processing of OLAP ...

... and Scalable Processing of OLAP Aggregation Queries in a Peer-to-Peer Network ... Abstract: Peer to Peer (P2P) data sharing systems are emerging as a...

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PIER: Internet Scale P2P Query Processing with Distributed Hash ...

16 May 2008 ... PIER: Internet Scale P2P Query Processing with Distributed Hash Tables ... .eecs rkeley.edu/Pubs/TechRpts/2008/EECS-2008-52.pdf ... techniques for query processing (with specific focus on aggregation and...

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Scalable Distributed Aggregate Computations through Collaboration

Abstract. Computing aggregates over distributed data sets constitutes an ... problem (M2M), which places scalability limits on query processing in P2P systems.

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Efficient and Semantic OLAP Aggregation Queries in a Peer to ... - ijiee

Abstract—This paper presents TrackerCache system - a. Peer to Peer (P2P) system for efficient serving OLAP queries and aggregation of data cubes ... Analytical Processing (OLAP) tools which has been proven to be one of the most popular...

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An Adaptive Peer-to-Peer Network for Distributed Caching of OLAP ...

processing of the queries in the warehouses, but rather the efficient usage of ... of an autonomous peer, the query optimization algorithm, the caching ... There are O(2d) possible group-by queries for a data ware- ... more abstract aggregations.

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