8763 search results - page 67 / 1753 » Querying Database Knowledge |
166
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ICDE
2003
IEEE
16 years 2 months ago
2003
IEEE
Contemporary XPath query engines evaluate queries in time exponential in the sizes of input queries, a fact that has gone unnoticed for a long time. Recently, the first main
102
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SIGMOD
2004
ACM
16 years 1 months ago
2004
ACM
Ranking is an important property that needs to be fully supported by current relational query engines. Recently, several rank-join query operators have been proposed based on rank...
111
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ICDT
2003
ACM
15 years 6 months ago
2003
ACM
Informatics has helped launch molecular biology into the genomic era. It appears certain that informatics will remain a major contributor to molecular biology in the post-genome er...
104
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GIS
2010
ACM
15 years 12 hour ago
2010
ACM
Reasoning about space has been a considerable field of study both in Artificial Intelligence and in spatial information theory. Many applications benefit from the inference of ...
118
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AMW
2009
14 years 11 months ago
2009
We address schema design in uncertain databases. Since uncertain data is relational in nature, decomposition becomes a key issue in design. Decomposition relies on dependency theo...