2514 search results - page 210 / 503 » On the Computation of Approximations of Database Queries |
185
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ICDE
2011
IEEE
14 years 10 months ago
2011
IEEE
—An important facility to aid keyword search on XML data is suggesting alternative queries when user queries contain typographical errors. Query suggestion thus can improve users...
167
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BXML
2004
15 years 8 months ago
2004
: Whenever transformation of data is used to bridge the gap of different data formats, and a query is given in the destination format, query reformulation can speed up the transfor...
187
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DOLAP
2003
ACM
15 years 12 months ago
2003
ACM
Multidimensional aggregation queries constitute the single most important class of queries for data warehousing applications and decision support systems. The bottleneck in the ev...
239
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COMPGEOM
2010
ACM
15 years 11 months ago
2010
ACM
In this paper, we introduce a simple, randomized dynamic data structure for storing multidimensional point sets, called a quadtreap. This data structure is a randomized, balanced ...
193
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OPODIS
2007
15 years 8 months ago
2007
Peer to peer overlay networks have proven to be a good support for storing and retrieving data in a fully decentralized way. A sound approach is to structure them in such a way tha...