6650 search results - page 651 / 1330 » Mutating database queries |
188
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WEBDB
2004
Springer
16 years 17 days ago
2004
Springer
We consider the scenario where existing relational data is exported as XML. In this context, we look at the problem of translating XML queries into SQL. XML query languages have t...
178
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PODC
2010
ACM
15 years 11 months ago
2010
ACM
This paper deals with pipelined queries over services. The execution plan of such queries defines an order in which the services are called. We present the theoretical underpinni...
195
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BDA
2001
15 years 8 months ago
2001
We study KDD (Knowledge Discovery in Databases) processes on OLAP (multidimensional and multilevel) data from a query point of view. Focusing on association rule mining, we consid...
193
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JOLLI
2010
15 years 5 months ago
2010
Large databases of linguistic annotations are used for testing linguistic hypotheses and for training language processing models. These linguistic annotations are often syntactic ...
208
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EUSFLAT
2009
15 years 5 months ago
2009
This paper proposes an approach aimed at obviating empty answers for a family of conjunctive queries involving Boolean or fuzzy value constraints. Contrary to the approaches based ...