2859 search results - page 202 / 572 » Querying Complex Structured Databases |
292
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
A large number of online databases are hidden behind the web. Users to these systems can form queries through web forms to retrieve a small sample of the database. Sampling such h...
257
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
We propose a language-model-based ranking approach for SPARQLlike queries on entity-relationship graphs. Our ranking model supports exact matching, approximate structure matching,...
169
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CIKM
2006
Springer
15 years 10 months ago
2006
Springer
We present a hierarchical tree structure for online maintenance of time-decaying synopses over streaming data. We exemplify such an amnesic behavior over streams of locations take...
192
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CIKM
2004
Springer
15 years 12 months ago
2004
Springer
Document-centric XML collections contain text-rich documents, marked up with XML tags that add lightweight semantics to the text. Querying such collections calls for a hybrid quer...
157
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ICDE
2006
IEEE
16 years 15 days ago
2006
IEEE
Many emerging applications such as wide-area network management need to query large, structured, highly distributed datasets. Seaweed is a distributed scalable infrastructure for ...