2674 search results - page 41 / 535 » Data Models and Query Languages for Spatial Databases |
ISCI
2008
13 years 7 months ago
2008
This paper considers the theory of database queries on the complex value data model with external functions. Motivated by concerns regarding query evaluation, we first identify re...
VLDB
1992
ACM
13 years 11 months ago
1992
ACM
Research in temporal databases has mainly focused on defining temporal data models by extending existing models, and developing access structures for temporal data. Little has bee...
IADIS
2004
13 years 9 months ago
2004
Internet has changed many aspects of our society, transforming it in e-society, and is having special importance in business world, Internet has converted business in e-business. ...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
Abstract-- This work presents a novel index structure, MHRtree, for efficiently answering approximate string match queries in large spatial databases. The MHR-tree is based on the ...
ICDE
2000
IEEE
14 years 9 months ago
2000
IEEE
Analysis of range queries on spatial (multidimensional) data is both important and challenging. Most previous analysis attempts have made certain simplifying assumptions about the...