7607 search results - page 256 / 1522 » Querying data provenance |
173
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SSDBM
2008
IEEE
16 years 1 months ago
2008
IEEE
We propose an automatic method for modeling a relational database that uses SQL triggers and foreign-keys to efficiently answer positive semantic queries about ground instances for...
173
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VLDB
2001
ACM
15 years 11 months ago
2001
ACM
In this paper we focus on the following problem in information management: given a large collection of recorded information and some knowledge of the process that is generating th...
189
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VLDB
1999
ACM
15 years 11 months ago
1999
ACM
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
178
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ICDE
2009
IEEE
15 years 4 months ago
2009
IEEE
Abstract--Cloud computing, the new trend for service infrastructures requires user multi-tenancy as well as minimal capital expenditure. In a cloud that services large amounts of d...
158
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ICDT
2010
ACM
15 years 10 months ago
2010
ACM
Given a database instance and a corresponding view instance, we address the view definitions problem (VDP): Find the most succinct and accurate view definition, when the view quer...