1654 search results - page 57 / 331 » Ontology Based Query Processing in Database Management Syste... |
237
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GIS
2004
ACM
16 years 4 months ago
2004
ACM
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
146
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DPD
2010
15 years 23 days ago
2010
In distributed database systems, tables are frequently fragmented and replicated over a number of sites in order to reduce network communication costs. How to fragment, when to rep...
135
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CIKM
2009
Springer
15 years 10 months ago
2009
Springer
Due to an increasing volume of XML data, it is considered prudent to store XML data on an industry-strength database system instead of relying on a domain specific application or...
109
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SIGCSE
2005
ACM
15 years 9 months ago
2005
ACM
Universities are increasingly offering courses online. Feedback, assessment, and guidance are important features of this online courseware. Together, in the absence of a human tut...
142
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INFOSCALE
2007
ACM
15 years 4 months ago
2007
ACM
Efficient multi-dimensional data search has received much attention in centralized systems. However, its implementation in large-scale distributed systems is not a trivial job and...