200 search results - page 33 / 40 » Datalog Queries of Set Constraint Databases |
EDBT
2010
ACM
14 years 2 months ago
2010
ACM
Schemas, and more generally metadata specifying structural and semantic constraints, are invaluable in data management. They facilitate conceptual design and enable checking of da...
PODS
2004
ACM
14 years 7 months ago
2004
ACM
d abstract) Michael Benedikt Bell Labs Jan Van den Bussche Limburgs Universitair Centrum Christof L?oding Lehrstuhl Informatik VII RWTH Aachen Thomas Wilke Institut f?ur Informatik...
IDEAS
2008
IEEE
14 years 1 months ago
2008
IEEE
Data stored in a data warehouse are inherently multidimensional, but most data-pruning techniques (such as iceberg and top-k queries) are unidimensional. However, analysts need to...
JACM
2000
13 years 7 months ago
2000
We rework parts of the classical relational theory when the underlying domain is a structure with some interpreted operations that can be used in queries. We identify parts of the...
STOC
2010
ACM
14 years 5 days ago
2010
ACM
We define a new interactive differentially private mechanism — the median mechanism — for answering arbitrary predicate queries that arrive online. Given fixed accuracy and...