642 search results - page 29 / 129 » Answering XML Queries on Heterogeneous Data Sources |
125
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ADC
2009
Springer
15 years 7 months ago
2009
Springer
Whenever a client frequently has to retrieve, to query and to locally transform large parts of a huge XML document that is stored on a remote web information server, data exchange...
118
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SDMW
2007
Springer
15 years 6 months ago
2007
Springer
Abstract. We investigate the experimental effectiveness of query rewriting over XML security views. Our model consists of access control policies specified over DTDs with XPath e...
126
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XSYM
2007
Springer
15 years 6 months ago
2007
Springer
Several web applications (such as processing RSS feeds or web service messages) rely on XPath-based data manipulation tools. Web developers need to use XPath queries effectively o...
137
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CIKM
2010
Springer
14 years 10 months ago
2010
Springer
Schema merging is the process of consolidating multiple schemas into a unified view. The task becomes particularly challenging when the schemas are highly heterogeneous and autono...
116
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DKE
1999
15 years 9 days ago
1999
A Data Warehouse DW is a database that collects and stores data from multiple remote and heterogeneous information sources. When a query is posed, it is evaluated locally, without...