716 search results - page 92 / 144 » Optimizing Queries in Extended Relational Databases |
EDBT
2010
ACM
15 years 2 months ago
2010
ACM
Data mining is increasingly performed by people who are not computer scientists or professional programmers. It is often done as an iterative process involving multiple ad-hoc tas...
SSDBM
2005
IEEE
15 years 4 months ago
2005
IEEE
This paper introduces a framework for Phenomena Detection and Tracking (PDT, for short) in sensor network databases. Examples of detectable phenomena include the propagation over ...
200
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ICDE
2009
IEEE
16 years 1 months ago
2009
IEEE
Keyword queries enjoy widespread usage as they represent an intuitive way of specifying information needs. Recently, answering keyword queries on graph-structured data has emerged ...
114
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VLDB
2005
ACM
15 years 4 months ago
2005
ACM
Developing cost models for query optimization is significantly harder for XML queries than for traditional relational queries. The reason is that XML query operators are much mor...
ICDE
2006
IEEE
15 years 5 months ago
2006
IEEE
Although the ant metaphor has been successfully applied to routing of data packets both in wireless and fixed networks, little is yet known about its applicability to the task of...