7593 search results - page 324 / 1519 » Querying XML Databases |
181
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ICDE
2007
IEEE
16 years 29 days ago
2007
IEEE
Most database query optimizers use cost models to identify good query execution plans. Inaccuracies in the cost models can cause query optimizers to select poor plans. In this pap...
157
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ACMSE
2005
ACM
16 years 6 days ago
2005
ACM
A simple extension to the relational model that permits metadata (more generally metaknowledge) to be stored and manipulated as first class data is proposed. The accompanying que...
178
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KRDB
2003
15 years 8 months ago
2003
Motivated by the possibilities of applying deductive database technology for efficient query answering in description logics, we present a translation operator µ that transforms...
184
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GEOINFO
2003
15 years 8 months ago
2003
The integration among DW, OLAP and GIS has been given considerable attention in recent years by many researchers and industrial corporations. This may be a result of: 1) DW/OLAP ca...
177
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VIP
2003
15 years 8 months ago
2003
This paper proposed an out-sourcing system to improve the shape recognition in terms of the accuracy, speed, and also the accessibility of such tool over the Internet. The propose...