619 search results - page 47 / 124 » Query Planning in Infomaster |
129
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ICDCS
2008
IEEE
15 years 8 months ago
2008
IEEE
This paper considers a multi-query optimization issue for distributed similarity query processing, which attempts to exploit the dependencies in the derivation of a query evaluati...
136
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APWEB
2010
Springer
15 years 5 months ago
2010
Springer
This paper investigates the problem of processing multiple continuous queries over RFID streaming data in RFID middleware. RFID middleware collects and filters RFID sensing data wh...
134
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ICDE
2005
IEEE
15 years 7 months ago
2005
IEEE
¡ Several systems have recently been proposed for the evaluation of XPath expressions. However, none of these systems have demonstrated both scalability with large document sizes ...
131
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TITB
2002
15 years 1 months ago
2002
This paper describes the initial stages of building an ontology of bioinformatics and molecular biology. The conceptualisation is encoded using the Ontology Inference Layer (OIL),...
PVLDB
2008
15 years 1 months ago
2008
OLAP servers based on relational backends typically exploit materialized aggregate tables to improve response times of complex analytical queries. One of the key problems in this ...