Sciweavers

288 search results - page 18 / 58
» Partial results for online query processing
Sort
View
DKE
2010
101views more  DKE 2010»
13 years 7 months ago
Effective pruning for XML structural match queries
Extensible Markup Language (XML) is becoming the de facto standard for exchanging information over the Internet, which results in the proliferation of XML documents. This has led ...
Yefei Xin, Zhen He, Jinli Cao
ICDE
2004
IEEE
259views Database» more  ICDE 2004»
14 years 8 months ago
Querying about the Past, the Present, and the Future in Spatio-Temporal
Moving objects (e.g., vehicles in road networks) continuously generate large amounts of spatio-temporal information in the form of data streams. Efficient management of such strea...
Jimeng Sun, Dimitris Papadias, Yufei Tao, Bin Liu
VLDB
2007
ACM
166views Database» more  VLDB 2007»
14 years 7 months ago
Supporting Time-Constrained SQL Queries in Oracle
The growing nature of databases, and the flexibility inherent in the SQL query language that allows arbitrarily complex formulations, can result in queries that take inordinate am...
Ying Hu, Seema Sundara, Jagannathan Srinivasan
DASFAA
2008
IEEE
151views Database» more  DASFAA 2008»
13 years 9 months ago
Efficient Top-k Search Across Heterogeneous XML Data Sources
An important issue arising from XML query relaxation is how to efficiently search the top-k best answers from a large number of XML data sources, while minimizing the searching cos...
Jianxin Li, Chengfei Liu, Jeffrey Xu Yu, Rui Zhou
HPDC
2010
IEEE
13 years 8 months ago
Distributing the power of OLAP
In this paper we present the Brown Dwarf, a distributed system designed to efficiently store, query and update multidimensional data over an unstructured Peer-to-Peer overlay, wit...
Katerina Doka, Dimitrios Tsoumakos, Nectarios Kozi...