158 search results - page 17 / 32 » Expressive languages for path queries over graph-structured ... |
EDBT
2006
ACM
14 years 7 months ago
2006
ACM
This paper describes the design and implementation of an XML storage manager for fast and interactive XPath expressions evaluation. This storage manager has two main parts: the XML...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
Incomplete information arises naturally in numerous data management applications. Recently, several researchers have studied query processing in the context of incomplete informat...
ADBIS
1997
Springer
13 years 11 months ago
1997
Springer
A graphical formalized language is proposed for specifying systems of views over database schemas. The language is based on the notion of arrow (mapping) between data schemas and ...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
One of the key benefits of XML is its ability to represent a mix of structured and unstructured (text) data. Although current XML query languages such as XPath and XQuery can expr...
DEXAW
2006
IEEE
14 years 1 months ago
2006
IEEE
The effective grouping, or partitioning, of semistructured data is of fundamental importance when providing support for queries. Partitions allow items within the data set that sh...