951 search results - page 127 / 191 » Groupwise Processing of Relational Queries |
185
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PODS
2004
ACM
16 years 6 months ago
2004
ACM
Continuous queries in a Data Stream Management System (DSMS) rely on time as a basis for windows on streams and for defining a consistent semantics for multiple streams and updata...
166
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EDBT
2009
ACM
16 years 29 days ago
2009
ACM
This paper introduces the problem of modeling urban transportation systems in a database where certain aspects of the data are probabilistic in nature. The transportation network ...
143
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IDEAS
2008
IEEE
16 years 17 days ago
2008
IEEE
In this paper we show the usefulness and feasibility of applying conventional SQL queries for analyzing a wide spectrum of data streams. As application area we have chosen the ana...
151
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AIMSA
2008
Springer
16 years 16 days ago
2008
Springer
Documents, especially long ones, may contain very diverse passages related to different topics. Passages Retrieval approaches have shown that, in most cases, there is a great pote...
174
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ICDE
2006
IEEE
16 years 6 days ago
2006
IEEE
XML structural joins, which evaluate the containment (ancestor-descendant) relationships between XML elements, are important operations of XML query processing. Estimating structu...