8220 search results - page 294 / 1644 » Querying XML Data |
174
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ADC
2004
Springer
16 years 4 days ago
2004
Springer
Lazy DFA (Deterministic Finite Automata) approach has been recently proposed to for efficient XML stream data processing. This paper discusses the drawbacks of the approach, sugge...
180
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DEXAW
2002
IEEE
15 years 11 months ago
2002
IEEE
In the paper we present a methodology for the semiautomated extraction of ontological knowledge from XML data sources in a given domain. We consider an interconnection scenario ov...
173
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SBBD
2007
15 years 8 months ago
2007
Similarity joins in databases can be used for several important tasks such as data cleaning and instance-based data integration. In this paper, we explore ways how to support such ...
146
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SIGMOD
2002
ACM
16 years 6 months ago
2002
ACM
Relational query optimizers have traditionally relied upon table cardinalities when estimating the cost of the query plans they consider. While this approach has been and continue...
172
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BNCOD
2003
15 years 8 months ago
2003
In this paper we describe a query paradigm based on ontologies, aggregate table-driven querying and expansion of QBE. It has two novel features: visually specifying aggregate table...