1773 search results - page 191 / 355 » The Visibility-Voronoi Complex and Its Applications |
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...
327
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SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
Database query languages can be intimidating to the nonexpert, leading to the immense recent popularity for keyword based search in spite of its significant limitations. The holy ...
188
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EDBT
2008
ACM
16 years 6 months ago
2008
ACM
Most previous schema mapping works focus on creating mappings in specific data models for data transformation, failing to capture a richer set of possible relationships between sc...
155
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EDBT
2008
ACM
16 years 6 months ago
2008
ACM
XML Schema awareness has been an integral part of the XQuery language since its early design stages. Matching XML data against XML types is the main operation that backs up XQuery...
173
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EDBT
2008
ACM
16 years 6 months ago
2008
ACM
Data management functionality is not only needed in large-scale server systems, but also in embedded systems. Resource restrictions and heterogeneity of hardware, however, complic...