210 search results - page 5 / 42 » Complex Group-By Queries for XML |
SAC
2003
ACM
14 years 21 days ago
2003
ACM
As the use of XML is rapidly growing, a growing number of users without programming skills will need to query XML data. Although designed to be easily understood by humans, XQuery...
CORR
2008
Springer
13 years 7 months ago
2008
Springer
XML data warehouses form an interesting basis for decision-support applications that exploit complex data. However, native XML database management systems currently bear limited p...
EDBTW
2006
Springer
13 years 9 months ago
2006
Springer
Abstract. Relational algebra has been a crucial foundation for relational database systems, and has played a large role in enabling their success. A corresponding XML algebra for X...
CIKM
2011
Springer
12 years 7 months ago
2011
Springer
We consider data exchange for XML documents: given source and target schemas, a mapping between them, and a document conforming to the source schema, construct a target document a...
ICDE
2008
IEEE
14 years 8 months ago
2008
IEEE
Abstract-- Current twig join algorithms incur high memory costs on queries that involve child-axis nodes. In this paper we provide an analytical explanation for this phenomenon. In...