2674 search results - page 390 / 535 » Data Models and Query Languages for Spatial Databases |
VLDB
1990
ACM
15 years 6 months ago
1990
ACM
Even though the large body of knowledge of relational query optimization techniques can be utilized as a starting point for object-oriented query optimization the full exploitatio...
202
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SIGMOD
2007
ACM
16 years 2 months ago
2007
ACM
The Pathfinder XQuery compiler has been enhanced by a new code generator that can target any SQL:1999-compliant relational database system (RDBMS). This code generator marks an im...
119
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GIS
2009
ACM
15 years 7 months ago
2009
ACM
Traditional regression analysis derives global relationships between variables and neglects spatial variations in variables. Hence they lack the ability to systematically discover...
96
Voted
WWW
2009
ACM
16 years 3 months ago
2009
ACM
In this paper, we present a framework for online discovery of semantic links from relational data. Our framework is based on declarative specification of the linkage requirements ...
142
Voted
EDBT
2009
ACM
15 years 6 months ago
2009
ACM
We propose efficient techniques for processing various TopK count queries on data with noisy duplicates. Our method differs from existing work on duplicate elimination in two sign...