964 search results - page 109 / 193 » Efficiently Ordering Query Plans for Data Integration |
157
Voted
EDBT
2010
ACM
15 years 11 months ago
2010
ACM
When selecting alternatives from large amounts of data, trade-offs play a vital role in everyday decision making. In databases this is primarily reflected by the top-k retrieval p...
217
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
This paper proposes a demo of the TopX search engine, an extensive framework for unified indexing, querying, and ranking of large collections of unstructured, semistructured, and ...
151
Voted
EDBT
2009
ACM
15 years 8 months ago
2009
ACM
A skyline query returns a set of objects that are not dominated by other objects. An object is said to dominate another if it is closer to the query than the latter on all factors...
159
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VLDB
2000
ACM
15 years 8 months ago
2000
ACM
Multidimensional access methods have shown high potential for significant performance improvements in various application domains. However, only few approaches have made their way...
124
Voted
EDBT
2008
ACM
16 years 4 months ago
2008
ACM
With the explosion in the amount of semi-structured data users access and store in personal information management systems, there is a need for complex search tools to retrieve of...