620 search results - page 45 / 124 » Optimizing Path Expression Queries of XML Data |
124
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ICDT
2001
ACM
15 years 6 months ago
2001
ACM
Rewriting queries using views is a powerful technique that has applications in query optimization, data integration, data warehousing etc. Query rewriting in relational databases ...
124
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PODS
2004
ACM
16 years 2 months ago
2004
ACM
The problem of deciding query containment has important applications in classical query optimization and heterogeneous database systems. Query containment is undecidable for unres...
CIKM
2009
Springer
15 years 5 months ago
2009
Springer
The XML support in relational databases and the SQL/XML language are still relatively new as compared to purely relational databases and traditional SQL. Today, most database user...
109
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PODS
2003
ACM
16 years 2 months ago
2003
ACM
In this paper we consider general path constraints for semistructured databases. Our general constraints do not suffer from the limitations of the path constraints previously stud...
114
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BTW
2005
Springer
15 years 7 months ago
2005
Springer
: XML has emerged as the industry standard for representing and exchanging data and is already predominant in several applications today. Business, analytic and structered data wil...