2674 search results - page 255 / 535 » Data Models and Query Languages for Spatial Databases |
182
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PODS
2007
ACM
16 years 6 months ago
2007
ACM
We show that relational algebra calculations for incomplete databases, probabilistic databases, bag semantics and whyprovenance are particular cases of the same general algorithms...
195
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BMCBI
2006
15 years 6 months ago
2006
Background: This article addresses the problem of interoperation of heterogeneous bioinformatics databases. Results: We introduce BioWarehouse, an open source toolkit for construc...
173
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EDBTW
2004
Springer
15 years 12 months ago
2004
Springer
Abstract. The Web has been rapidly “deepened” with the prevalence of databases online. On this “deep Web,” numerous sources are structured, providing schema-rich data– Th...
214
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IJCSA
2008
15 years 6 months ago
2008
It is well known that transactional and analytical systems each require different database architecture. In general, the database structure of transactional systems is optimized f...
175
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TKDE
2008
15 years 6 months ago
2008
Malicious users can exploit the correlation among data to infer sensitive information from a series of seemingly innocuous data accesses. Thus, we develop an inference violation d...