106 search results - page 13 / 22 » Adaptive Query Formulation to Handle Database Evolution |
ADBIS
2010
Springer
14 years 11 months ago
2010
Springer
Abstract. The need for location-based services has motivated an important research effort in the efficient processing of location-dependent queries. Most of the existing approaches...
DOLAP
2007
ACM
15 years 1 months ago
2007
ACM
Expressing preferences when querying databases is a natural way to avoid empty results and information flooding, and in general to rank results so that the user may first see the ...
ICDT
2010
ACM
15 years 7 months ago
2010
ACM
Sources of data uncertainty and imprecision are numerous. A way to handle this uncertainty is to associate probabilistic annotations to data. Many such probabilistic database mode...
VLDB
1994
ACM
15 years 1 months ago
1994
ACM
This paper introduces a formalism to describe the needs and preferences of database users. Because of the precise formulation of these concepts, we have found an automatic and ver...
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DBISP2P
2003
Springer
15 years 2 months ago
2003
Springer
Abstract. We are witnessing a dramatic increase in the use of datacentric distributed systems such as global grid infrastructures, sensor networks, network monitoring, and various ...