5130 search results - page 267 / 1026 » Constraint Query Languages |
172
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KDD
2008
ACM
16 years 7 months ago
2008
ACM
We introduce the problem of query decomposition, where we are given a query and a document retrieval system, and we want to produce a small set of queries whose union of resulting...
258
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VLDB
2006
ACM
16 years 6 months ago
2006
ACM
In this paper we study the following problem. Given a database and a set of queries, we want to find a set of views that can compute the answers to the queries, such that the amoun...
174
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DEXA
2005
Springer
16 years 2 days ago
2005
Springer
Bitmap indices are efficient data structures for processing complex, multi-dimensional queries in data warehouse applications and scientific data analysis. For high-cardinality at...
179
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EDBTW
2004
Springer
15 years 12 months ago
2004
Springer
In this paper, we aim to develop a framework for continuous query processing in spatio-temporal databases. The proposed framework distinguishes itself from other query processors b...
195
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COOPIS
2003
IEEE
15 years 12 months ago
2003
IEEE
The use of semantic knowledge in its various forms has become an important aspect in managing data in database and information systems. In the form of integrity constraints, it ha...