8763 search results - page 382 / 1753 » Querying Database Knowledge |
188
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FQAS
2009
Springer
16 years 1 months ago
2009
Springer
Abstract. Controlled languages (CLs) are ambiguity-free subsets of natural languages such as English offering a good trade-off between the formal rigor of ontology and query langua...
190
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IDEAS
2007
IEEE
16 years 1 months ago
2007
IEEE
There is an increasing need for an XML query engine that not only searches for exact matches to a query but also returns “query-like” structures. We have designed and develope...
170
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VLDB
2004
ACM
16 years 4 days ago
2004
ACM
This demonstration shows an integrated query processing environment where users can seamlessly query both a data stream management system and a sensor network with one query expre...
276
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SIGMOD
2007
ACM
16 years 7 months ago
2007
ACM
This paper extends relational processing and optimization to the FISQL/FIRA languages for dynamic schema queries over multidatabases. Dynamic schema queries involve the creation a...
209
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DASFAA
2004
IEEE
15 years 10 months ago
2004
IEEE
Abstract. The efficient management of interval sequences represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tr...