630 search results - page 86 / 126 » Optimized union of non-disjoint distributed data sets |
254
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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...
141
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PODS
2003
ACM
16 years 6 months ago
2003
ACM
In this paper we study the following problem. Given a database and a set of queries, we want to find, in advance, a set of views that can compute the answers to the queries, such ...
157
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INFOCOM
2007
IEEE
16 years 15 days ago
2007
IEEE
Abstract— This paper investigates the reliability of applicationlevel multicast based on a distributed hash table (DHT) in a highly dynamic network. Using a node residual lifetim...
169
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PODS
2002
ACM
16 years 6 months ago
2002
ACM
Data Warehousing and OLAPapplications typically view data as having multiple logical dimensions e.g., product, location with natural hierarchies de ned on each dimension. OLAP que...
267
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
In this paper, we present Spade - the System S declarative stream processing engine. System S is a large-scale, distributed data stream processing middleware under development at ...