6746 search results - page 335 / 1350 » Multimodal Database Query |
160
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VLDB
1998
ACM
15 years 11 months ago
1998
ACM
Small Materialized Aggregates (SMAs for short) are considered a highly flexible and versatile alternative for materialized data cubes. The basic idea is to compute many aggregate ...
157
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DASFAA
2004
IEEE
15 years 10 months ago
2004
IEEE
Abstract. We consider the problem of accurately estimating the number of approximate XML answers for a given query, and propose an efficient method that (1) accurately computes sel...
171
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FQAS
2006
Springer
15 years 10 months ago
2006
Springer
We present a functional model for the analysis of large volumes of detailed transactional data, accumulated over time. In our model, the data schema is an acyclic graph with a sing...
179
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VLDB
2000
ACM
15 years 10 months ago
2000
ACM
We present the TreeScape system that, unlike any other system known to the authors, enables the reuse of pre-computed aggregate query results for irregular dimension hierarchies, ...
213
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SSDBM
2003
IEEE
15 years 12 months ago
2003
IEEE
The CenSSIS Image Database System is a scientific database that enables effective data management and collaboration to accelerate fundamental research. This paper describes the d...