210 search results - page 32 / 42 » Complex Group-By Queries for XML |
132
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BNCOD
2003
15 years 5 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...
148
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DOCENG
2006
ACM
15 years 10 months ago
2006
ACM
XPath is the standard declarative language for navigating XML data and returning a set of matching nodes. In the context of XSLT/XQuery analysis, query optimization, and XML type ...
132
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EDBTW
2006
Springer
15 years 7 months ago
2006
Springer
Abstract. Algorithms for processing Structural Joins embody essential building blocks for XML query evaluation. Their design is a difficult task, because they have to satisfy many ...
129
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XSYM
2004
Springer
15 years 9 months ago
2004
Springer
A key step in the optimization of declarative queries over XML data is estimating the selectivity of path expressions, i.e., the number of elements reached by a specific navigatio...
127
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ERCIMDL
1999
Springer
15 years 8 months ago
1999
Springer
This paper describes the production of an educational multimedia CD-ROM about French rural houses and farms, and how to renovate them without losing their traditional features. Th...