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VLDB
2005
ACM
139views Database» more  VLDB 2005»
15 years 9 months ago
Tree-Pattern Queries on a Lightweight XML Processor
Popular XML languages, like XPath, use “treepattern” queries to select nodes based on their structural characteristics. While many processing methods have already been propose...
Mirella Moura Moro, Zografoula Vagena, Vassilis J....
PVLDB
2010
179views more  PVLDB 2010»
15 years 2 months ago
MRShare: Sharing Across Multiple Queries in MapReduce
Large-scale data analysis lies in the core of modern enterprises and scientific research. With the emergence of cloud computing, the use of an analytical query processing infrast...
Tomasz Nykiel, Michalis Potamias, Chaitanya Mishra...
ADC
2008
Springer
114views Database» more  ADC 2008»
15 years 6 months ago
An Integrated Access Control for Securely Querying and Updating XML Data
Many existing access controls use node filtering or querying rewriting techniques. These techniques require rather time-consuming processes such as parsing, labeling, pruning and/...
Maggie Duong, Yanchun Zhang
IPPS
2008
IEEE
15 years 10 months ago
On the need for query-centric unstructured peer-to-peer overlays
—Hybrid P2P systems rely on the assumption that sufficient objects exist nearby in order to make the unstructured search component efficient. This availability depends on the o...
William Acosta, Surendar Chandra
COSIT
1995
Springer
111views GIS» more  COSIT 1995»
15 years 7 months ago
Range Queries Involving Spatial Relations: A Performance Analysis
: Spatial relations are becoming an important aspect of spatial access methods because of the increasing interest on qualitative spatial information processing. In this paper we sh...
Yannis Theodoridis, Dimitris Papadias