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ICDT
2010
ACM
195views Database» more  ICDT 2010»
15 years 11 months ago
Answering Non-Monotonic Queries in Relational Data Exchange
Relational data exchange deals with translating a relational database instance over some source schema into a relational database instance over some target schema, according to a ...
André Hernich
ICDT
2010
ACM
211views Database» more  ICDT 2010»
16 years 4 months ago
Probabilistic Data Exchange
The work reported here lays the foundations of data exchange in the presence of probabilistic data. This requires rethinking the very basic concepts of traditional data exchange, ...
Ronald Fagin, Benny Kimelfeld, Phokion Kolaitis
ICDE
2007
IEEE
148views Database» more  ICDE 2007»
16 years 8 months ago
An Online Approach to Physical Design Tuning
There has been considerable work on automated physical design tuning for database systems. Existing solutions require offline invocations of the tuning tool and depend on DBAs ide...
Nicolas Bruno, Surajit Chaudhuri
SIGMOD
2008
ACM
188views Database» more  SIGMOD 2008»
16 years 7 months ago
HERMES: aggregative LBS via a trajectory DB engine
We present HERMES, a prototype system based on a powerful query language for trajectory databases, which enables the support of aggregative Location-Based Services (LBS). The key ...
Nikos Pelekis, Elias Frentzos, Nikos Giatrakos, Ya...
SIGMOD
2007
ACM
144views Database» more  SIGMOD 2007»
16 years 7 months ago
The TopX DB&IR engine
This paper proposes a demo of the TopX search engine, an extensive framework for unified indexing, querying, and ranking of large collections of unstructured, semistructured, and ...
Martin Theobald, Ralf Schenkel, Gerhard Weikum