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110
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SIGMOD
2011
ACM
14 years 1 months ago
2011
ACM
Prior work in differential privacy has produced techniques for answering aggregate queries over sensitive data in a privacypreserving way. These techniques achieve privacy by addi...
CIKM
2001
Springer
15 years 3 months ago
2001
Springer
Our current concern is a scalable infrastructure for information retrieval (IR) with up-to-date retrieval results in the presence of frequent, continuous updates. Timely processin...
SIGMOD
1996
ACM
15 years 3 months ago
1996
ACM
We investigate the problem of incremental maintenance of an SQL view in the face of database updates, and show that it is possible to reduce the total time cost of view maintenanc...
ATAL
2008
Springer
15 years 1 months ago
2008
Springer
A database view is a dynamic virtual table composed of the result set of a query, often executed over different underlying databases. The view maintenance problem concerns how a v...
83
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ATMOS
2008
15 years 18 days ago
2008
Abstract. The search for train connections in state-of-the-art commercial timetable information systems is based on a static schedule. Unfortunately, public transportation systems ...