7607 search results - page 115 / 1522 » Querying data provenance |
262
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ICDE
1999
IEEE
16 years 7 months ago
1999
IEEE
We develop a data integration approach for the efficient evaluation of queries over autonomous source databases. The approach is based on some novel applications and extensions of...
264
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
Existing keyword-search systems in relational databases require users to submit a complete query to compute answers. Often users feel "left in the dark" when they have l...
185
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IS
2012
14 years 1 months ago
2012
When transforming data one often wants certain information in the data source to be preserved, i.e., we identify parts of the source data and require these parts to be transformed...
220
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TKDE
2012
13 years 8 months ago
2012
—This paper considers a cloud computing setting in which similarity querying of metric data is outsourced to a service provider. The data is to be revealed only to trusted users,...
316
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SIGMOD
2009
ACM
16 years 6 months ago
2009
ACM
Empowering users to access databases using simple keywords can relieve the users from the steep learning curve of mastering a structured query language and understanding complex a...