1654 search results - page 189 / 331 » Ontology Based Query Processing in Database Management Syste... |
120
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CIKM
2005
Springer
15 years 9 months ago
2005
Springer
This paper shows a scheme for incremental evaluation of XPath queries. Here, we focus on a monotone fragment of XPath, i.e., when a data is deleted from (or inserted to) the datab...
150
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SIGIR
2000
ACM
15 years 8 months ago
2000
ACM
The Cambridge University Multimedia Document Retrieval Demo System is a web based application that allows the user to query a database of automatically generated transcripts of ra...
157
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SIGIR
2004
ACM
15 years 9 months ago
2004
ACM
Document-centric XML collections contain text-rich documents, marked up with XML tags. The tags add lightweight semantics to the text. Querying such collections calls for a hybrid...
120
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ACCV
1998
Springer
15 years 8 months ago
1998
Springer
Abstract. The fashion, textile, and clothing industry is a main constituent in Hong Kong. In this industry, handling a large amount of images is an important task in various phases...
136
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SIGMOD
1998
ACM
15 years 8 months ago
1998
ACM
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...