435 search results - page 52 / 87 » Querying Inconsistent Databases: Algorithms and Implementati... |
SIGMOD
2004
ACM
14 years 9 months ago
2004
ACM
Many algorithms have been proposed to approximate holistic aggregates, such as quantiles and heavy hitters, over data streams. However, little work has been done to explore what t...
ICDE
2010
IEEE
14 years 1 months ago
2010
IEEE
— When a database system is extended with the skyline operator, it is important to determine the most efficient way to execute a skyline query across tables with join operations...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
We present a novel design and implementation of relational join algorithms for new-generation graphics processing units (GPUs). The most recent GPU features include support for wr...
STOC
2010
ACM
14 years 1 months 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...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
Database archiving is important for the retrieval of old versions of a database and for temporal queries over the history of data. We demonstrate XArch, a management system for ma...