2546 search results - page 95 / 510 » Managing long-running queries |
156
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TMC
2008
15 years 6 months ago
2008
Location-based spatial queries (LBSQs) refer to spatial queries whose answers rely on the location of the inquirer. Efficient processing of LBSQs is of critical importance with the...
233
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ISEMANTICS
2010
15 years 4 months ago
2010
The Web has evolved from a global information space of linked documents to a web of linked data. The Web of Data enables answering complex, structured queries that could not be an...
185
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WEBI
2010
Springer
15 years 4 months ago
2010
Springer
Mobile is becoming a ubiquitous platform for context-aware intelligent computing. One fundamental but usually ignored issue is how to efficiently manage (e.g., index and query) the...
214
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CORR
2011
Springer
15 years 1 months ago
2011
Springer
We study in this paper provenance information for queries with aggregation. Provenance information was studied in the context of various query languages that do not allow for aggr...
224
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DOCENG
2004
ACM
15 years 12 months ago
2004
ACM
With the wide adoption of XML as a standard data representation and exchange format, querying XML documents becomes increasingly important. However, relational database systems co...