1179 search results - page 36 / 236 » Relational-style XML query |
ESOP
2008
Springer
13 years 10 months ago
2008
Springer
Abstract. XML database query languages such as XQuery employ regular expression types with structural subtyping. Subtyping systems typically have two presentations, which should be...
ICDE
2012
IEEE
11 years 11 months ago
2012
IEEE
— In this paper, we focus on efficient keyword query processing for XML data based on SLCA and ELCA semantics. We propose for each keyword a novel form of inverted list, which i...
ECIR
2007
Springer
13 years 10 months ago
2007
Springer
The availability of a document’s logical structure in XML retrieval allows retrieval systems to return document portions (elements) instead of whole documents. This helps searche...
SYRCODIS
2007
13 years 10 months ago
2007
Several requirements for algebra suitable for e cient cost-based optimization are presented. It is shown that known XML algebras do not fully satisfy this requirements. A new alge...
DAGSTUHL
2007
13 years 10 months ago
2007
Abstract Current, data-driven applications have become more dynamic in nature, with the need to respond to events generated from distributed sources or to react to information extr...