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» Query Optimization in Database Grid
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SAC
1997
ACM
14 years 1 months ago
Query Planning in Infomaster
Infomaster is an information integration system. It provides integrated access to distributed, heterogeneous information sources, thus giving its users the illusion of a centraliz...
Oliver M. Duschka, Michael R. Genesereth
GVD
2003
151views Database» more  GVD 2003»
13 years 10 months ago
Bridging the GAP Between Relational and Native XML Storage with Staircase Join
Several mapping schemes have recently been proposed to store XML data in relational tables. Relational database systems are readily available and can handle vast amounts of data v...
Jens Teubner, Torsten Grust, Maurice van Keulen
VLDB
2007
ACM
94views Database» more  VLDB 2007»
14 years 9 months ago
Deadline and QoS Aware Data Warehouse
Data Warehouses and Business Intelligence (BI) applications are the top two priorities for CIO/CTOs (Celent report on December 14, 2005). A data warehouse IT infrastructure needs ...
Wen-Syan Li, Dengfeng Gao, Rafae Bhatti, Inderpal ...
DKE
2006
123views more  DKE 2006»
13 years 9 months ago
Cost models for distance joins queries using R-trees
The K-Closest-Pairs Query (K-CPQ), a type of distance join in spatial databases, discovers the K pairs of objects formed from two different datasets with the K smallest distances....
Antonio Corral, Yannis Manolopoulos, Yannis Theodo...
ICPP
2003
IEEE
14 years 2 months ago
Towards Real-time Parallel Processing of Spatial Queries
Spatial databases are entering an era of mass deployment in various real-life applications, especially mobile and location-based services. The real-time processing of spatial quer...
Haibo Hu, Manli Zhu, Dik Lun Lee