Sciweavers

1172 search results - page 122 / 235
» Indexing XML Data Stored in a Relational Database
Sort
View
GIS
1999
ACM
15 years 2 months ago
Improved Bulk-Loading Algorithms for Quadtrees
Spatial indexes, such as the PMR quadtree, are important in spatial databases for efficient execution of queries involving spatial constraints, especially when the queries involv...
Gísli R. Hjaltason, Hanan Samet
WEBDB
2010
Springer
173views Database» more  WEBDB 2010»
15 years 2 months ago
Manimal: Relational Optimization for Data-Intensive Programs
The MapReduce distributed programming framework is very popular, but currently lacks the optimization techniques that have been standard with relational database systems for many ...
Michael J. Cafarella, Christopher Ré
WWW
2006
ACM
15 years 10 months ago
Template guided association rule mining from XML documents
Compared with traditional association rule mining in the structured world (e.g. Relational Databases), mining from XML data is confronted with more challenges due to the inherent ...
Rahman Ali Mohammadzadeh, Sadegh Soltan, Masoud Ra...
EDBT
2009
ACM
113views Database» more  EDBT 2009»
15 years 4 months ago
Supporting annotations on relations
Annotations play a key role in understanding and curating databases. Annotations may represent comments, descriptions, lineage information, among several others. Annotation manage...
Mohamed Y. Eltabakh, Walid G. Aref, Ahmed K. Elmag...
SSD
2001
Springer
120views Database» more  SSD 2001»
15 years 2 months ago
Design and Implementation of Multi-scale Databases
The need to access spatial data at multiple levels of detail is a fundamental requirement of many applications of geographical information, yet conventional spatial database access...
Sheng Zhou, Christopher B. Jones