3368 search results - page 220 / 674 » The Complexity of Query Reliability |
209
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ECWEB
2004
Springer
15 years 12 months ago
2004
Springer
Abstract. Most e-commerce Web sites dynamically generate their contents through a three-tier server architecture composed of a Web server, an application server, and a database ser...
208
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GIS
2009
ACM
15 years 11 months ago
2009
ACM
Data warehouses and On-Line Analytical Processing (OLAP) provide an analysis framework supporting the decision making process. In many application domains, complex analysis tasks ...
166
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PODS
2000
ACM
15 years 11 months ago
2000
ACM
An estimation algorithm for a query is a probabilistic algorithm that computes an approximation for the size (number of tuples) of the query. One class of estimation algorithms us...
211
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ER
1999
Springer
15 years 10 months ago
1999
Springer
A Data Warehouse DW can be abstractly seen as a set of materialized views de ned over a set of remote data sources. A DW is intended to satisfy a set of queries. The views materi...
183
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ER
2004
Springer
15 years 10 months ago
2004
Springer
The semantic web envisions a World Wide Web in which data is described with rich semantics and applications can pose complex queries. Ontologies, a cornerstone of the semantic web,...