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232
Voted
SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
Research has investigated mappings among data sources under two perspectives. On one side, there are studies of practical tools for schema mapping generation; these focus on algor...
135
Voted
DEBS
2003
ACM
15 years 9 months ago
2003
ACM
Join algorithms must be re-designed when processing stream data instead of persistently stored data. Data streams are potentially infinite and the query result is expected to be ...
134
Voted
AAAI
2010
15 years 5 months ago
2010
With the increasing popularity of location tracking services such as GPS, more and more mobile data are being accumulated. Based on such data, a potentially useful service is to m...
271
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ICDE
2008
IEEE
16 years 5 months ago
2008
IEEE
In this paper we explore database segmentation in the context of a column-store DBMS targeted at a scientific database. We present a novel hardware- and scheme-oblivious segmentati...
223
Voted
ICDT
2009
ACM
16 years 4 months ago
2009
ACM
Schema mappings are declarative specifications that describe the relationship between two database schemas. In recent years, there has been an extensive study of schema mappings a...