ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
In many applications it is important to find a meaningful relationship between the schemas of a source and target database. This relationship is expressed in terms of declarative ...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
In this paper, we present an adaptive load diffusion operator to enable scalable processing of Multiway Windowed Stream Joins (MWSJs) using a cluster system. The load diffusion is...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
Efficiently processing continuous k-nearest neighbor queries on data streams is important in many application domains, e. g. for network intrusion detection or in querysubscriber ...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
Applications such as traffic management and resource scheduling for location-based services commonly need to identify regions with high concentrations of moving objects. Such quer...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
Traditional similarity or distance measurements usually become meaningless when the dimensions of the datasets increase, which has detrimental effects on clustering performance. I...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
We introduce the notion of a data topology and the problem of topology search over databases. A data topology summarizes the set of all possible relationships that connect a given...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
In location-based services, it is common for a user to issue a query based on his/her current position. One such example is "find the available cabs within two miles of my cu...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
A conventional materialized view blindly materializes and maintains all rows of a view, even rows that are never accessed. We propose a more flexible materialization strategy aime...
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
Tuple dropping, though commonly used for load shedding in most stream operations, is inadequate for m-way, windowed stream joins. The join output rate can be overly reduced becaus...