1263 search results - page 61 / 253 » A Scalable Algorithm for Answering Queries Using Views |
129
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SEMWEB
2010
Springer
15 years 10 days ago
2010
Springer
We develop query relaxation techniques for regular path queries and combine them with query approximation in order to support flexible querying of RDF data when the user lacks know...
117
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KDD
2008
ACM
16 years 2 months ago
2008
ACM
In large scale online systems like Search, eCommerce, or social network applications, user queries represent an important dimension of activities that can be used to study the imp...
129
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ISI
2008
Springer
15 years 2 months ago
2008
Springer
In this paper, we propose managing data summaries in unstructured P2P systems. Our summaries are intelligible views with two main virtues. First, they can be directly queried and u...
108
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SIGMOD
2004
ACM
16 years 2 months ago
2004
ACM
Trees and graphs are widely used to model biological databases. Providing efficient algorithms to support tree-based or graph-based querying is therefore an important issue. In th...
OTM
2005
Springer
15 years 8 months ago
2005
Springer
Abstract. Caching can highly improve performance of query processing in distributed databases. In this paper we show how this technique can be used in grid architecture where data ...