2310 search results - page 453 / 462 » Managing System and Active-Content Integrity |
170
Voted
PODS
2009
ACM
16 years 5 days ago
2009
ACM
The paper investigates the question of whether a partially closed database has complete information to answer a query. In practice an enterprise often maintains master data Dm, a ...
107
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KDD
2008
ACM
16 years 1 days ago
2008
ACM
This work introduces a new family of link-based dissimilarity measures between nodes of a weighted directed graph. This measure, called the randomized shortest-path (RSP) dissimil...
169
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SIGMOD
2009
ACM
15 years 12 months ago
2009
ACM
Uncertain data arises in a number of domains, including data integration and sensor networks. Top-k queries that rank results according to some user-defined score are an important...
162
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SIGMOD
2008
ACM
15 years 11 months ago
2008
ACM
Today's query processing engines do not take advantage of the multiple occurrences of a relation in a query to improve performance. Instead, each instance is treated as a dis...
157
Voted
SIGMOD
2007
ACM
15 years 11 months ago
2007
ACM
This paper investigates a class of transform queries proposed by XQuery Update [6]. A transform query is defined in terms of XML update syntax. When posed on an XML tree T, it ret...