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» Distributed Query Processing on the Web
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141
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CIKM
2010
Springer
15 years 24 days ago
Fast and accurate estimation of shortest paths in large graphs
Computing shortest paths between two given nodes is a fundamental operation over graphs, but known to be nontrivial over large disk-resident instances of graph data. While a numbe...
Andrey Gubichev, Srikanta J. Bedathur, Stephan Seu...
148
Voted
ICDT
2012
ACM
251views Database» more  ICDT 2012»
13 years 4 months ago
Computing universal models under guarded TGDs
A universal model of a database D and a set Σ of integrity constraints is a database that extends D, satisfies Σ, and is most general in the sense that it contains sound and co...
André Hernich
220
Voted
VLDB
2004
ACM
119views Database» more  VLDB 2004»
16 years 2 months ago
Evaluating holistic aggregators efficiently for very large datasets
Indatawarehousingapplications,numerousOLAP queries involve the processing of holistic aggregators such as computing the "top n," median, quantiles, etc. In this paper, we...
Lixin Fu, Sanguthevar Rajasekaran
128
Voted
BTW
2007
Springer
185views Database» more  BTW 2007»
15 years 8 months ago
Data Staging for OLAP- and OLTP-Applications on RFID Data
: The emerging trend towards seamless monitoring of all business processes via comprehensive sensor networks – in particular RFID readers – creates new data management challeng...
Stefan Krompass, Stefan Aulbach, Alfons Kemper
127
Voted
DOLAP
2004
ACM
15 years 7 months ago
Experimental evidence on partitioning in parallel data warehouses
Parallelism can be used for major performance improvement in large Data warehouses (DW) with performance and scalability challenges. A simple low-cost shared-nothing architecture ...
Pedro Furtado