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» Aggregation Queries in the Database-As-a-Service Model
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DOLAP
2005
ACM
13 years 11 months ago
Providing probabilistically-bounded approximate answers to non-holistic aggregate range queries in OLAP
A novel framework for providing probabilistically-bounded approximate answers to non-holistic aggregate range queries in OLAP is presented in this paper. Such a framework allows u...
Alfredo Cuzzocrea
DOLAP
2004
ACM
14 years 3 months ago
Aggregate queries in peer-to-peer OLAP
A peer-to-peer (P2P) data management system consists essentially of a network of peer systems, each maintaining full autonomy over its own data resources. Data exchange between pe...
Mauricio Minuto Espil, Alejandro A. Vaisman
SIGMOD
2010
ACM
377views Database» more  SIGMOD 2010»
14 years 2 months ago
Online aggregation and continuous query support in MapReduce
MapReduce is a popular framework for data-intensive distributed computing of batch jobs. To simplify fault tolerance, the output of each MapReduce task and job is materialized to ...
Tyson Condie, Neil Conway, Peter Alvaro, Joseph M....
UAI
2007
13 years 10 months ago
Aggregating Across Multiple Levels of Granularity to Meet Customer and Organizational Query Requirements
A research organization responds to a variety of customer requests. Each high level request is broken down into a set of low level requests. For each low level request, the resear...
Suzanne M. Mahoney
WWW
2005
ACM
14 years 10 months ago
Executing incoherency bounded continuous queries at web data aggregators
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
Rajeev Gupta, Ashish Puri, Krithi Ramamritham