3113 search results - page 568 / 623 » Efficiently Generating Efficient Generating Extensions in Pr... |
166
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SIGMOD
2007
ACM
15 years 10 months ago
2007
ACM
An emerging challenge in modern distributed querying is to efficiently process multiple continuous aggregation queries simultaneously. Processing each query independently may be i...
149
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SIGMOD
2007
ACM
15 years 10 months ago
2007
ACM
Optimizing SQL subqueries has been an active area in database research and the database industry throughout the last decades. Previous work has already identified some approaches ...
171
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SIGMOD
2006
ACM
15 years 10 months ago
2006
ACM
The Swiss National Competence Center for Research in mobile Information and Communication Systems (NCCR-MICS or MICS) is one of several research initiatives sponsored by the Swiss...
159
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SIGMOD
2005
ACM
15 years 10 months ago
2005
ACM
In this paper, we study the evaluation of skyline queries with partially-ordered attributes. Because such attributes lack a total ordering, traditional index-based evaluation algo...
SIGMOD
2003
ACM
15 years 10 months ago
2003
ACM
The advent of XML as a universal exchange format, and of Web services as a basis for distributed computing, has fostered the apparition of a new class of documents: dynamic XML do...