5166 search results - page 76 / 1034 » Web Query Optimizer |
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ICDE
2000
IEEE
15 years 16 days ago
2000
IEEE
Most real-world database applications contain a substantial portion of time-referenced, or temporal, data. Recent advances in temporal query languages show that such database appl...
WSDM
2009
ACM
14 years 6 months ago
2009
ACM
Web search queries capture the information need of search engine users. Search engines store these queries in their logs and analyze them to guide their search results. In this wo...
VLDB
1991
ACM
14 years 2 months ago
1991
ACM
In order to cope efficiently with simple or complex queries as well as different application requirements (e.g., ad-hoc versus repetitive queries), a query optimizer ought to supp...
BDA
2001
14 years 17 days ago
2001
A Community Web portal is a set of tools for a community of people who want to share information on a certain domain via the Web. The backbone of this system is an ontology which ...
VLDB
1997
ACM
14 years 3 months ago
1997
ACM
In semistructured databases there is no schema fixed in advance. To provide the benefits of a schema in such environments, we introduce DataGuides: concise and accurate structural...