716 search results - page 126 / 144 » Optimizing Queries in Extended Relational Databases |
VLDB
2002
ACM
14 years 10 months ago
2002
ACM
All existing proposals for querying XML (e.g., XQuery) rely on a pattern-specification language that allows (1) path navigation and branching through the label structure of the XM...
PODS
2002
ACM
15 years 11 months ago
2002
ACM
We study two classes of view update problems in relational databases. We are given a source database S, a monotone query Q, and the view Q(S) generated by the query. The first pro...
EDBT
2010
ACM
15 years 5 months ago
2010
ACM
The goal of data fusion is to combine several representations of one real world object into a single, consistent representation, e.g., in data integration. A very popular operator...
113
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ICDE
2002
IEEE
15 years 4 months ago
2002
IEEE
Soon, much of the data exchanged over the Internet will be encoded in XML, allowing for sophisticated filtering and content-based routing. We have built a filtering engine called ...
VLDB
2005
ACM
15 years 4 months ago
2005
ACM
Many database applications have the emerging need to support fuzzy queries that ask for strings that are similar to a given string, such as “name similar to smith” and “tele...