1117 search results - page 124 / 224 » Querying structured data in an unstructured P2P system |
PVLDB
2010
14 years 8 months ago
2010
In XML search systems twig queries specify predicates on node values and on the structural relationships between nodes, and a key operation is to join individual query node matche...
ADBIS
2004
Springer
15 years 3 months ago
2004
Springer
Abstract. Query reformulation techniques based on semantic knowledge have been used in two ways in database management systems, namely for query optimization and for data integrati...
156
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SIGMOD
2005
ACM
15 years 10 months ago
2005
ACM
A defining characteristic of continuous queries over on-line data streams, possibly bounded by sliding windows, is the potentially infinite and time-evolving nature of their input...
103
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CISIS
2007
IEEE
14 years 10 months ago
2007
IEEE
Problem determination in today's computing environments consumes between 30 and 70% of an organization’s IT resources and represents from one third to one half of their tot...
105
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CLUSTER
2005
IEEE
15 years 3 months ago
2005
IEEE
Data intensive applications on clusters often require requests quickly be sent to the node managing the desired data. In many applications, one must look through a sorted tree str...