405 search results - page 21 / 81 » Semantic Assumptions and Query Evaluation in Temporal Databa... |
112
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ICDE
2009
IEEE
15 years 6 months ago
2009
IEEE
— A paramount challenge in probabilistic databases is the scalable computation of confidences of tuples in query results. This paper introduces an efficient secondary-storage o...
SIGMOD
1990
ACM
15 years 3 months ago
1990
ACM
The role of database knowledge 1susually limited to the evaluation of data queries In this paper we argue that when this knowledge 1sof substantial volume and complexity, there 1s...
179
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Publication
Location-aware environments are characterized by a large number of objects and a large number of continuous queries. Both the objects and continuous queries may change their locati...
VLDB
1991
ACM
15 years 3 months ago
1991
ACM
A model capturing the data manipulation capabilities of a large class of methods in ohjectoriented databases is proposed and investsigated. The model uses a deterministic, paralle...
ADBIS
2004
Springer
15 years 5 months ago
2004
Springer
Repairing a database means making the database consistent by applying changes that are as small as possible. Nearly all approaches to repairing have assumed deletions and insertion...