106 search results - page 17 / 22 » On rewriting XPath queries using views |
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
Integration systems typically support only a restricted set of queries over the schema they export. The reason is that the participating information sources contribute limited con...
DOLAP
2000
ACM
14 years 3 hour ago
2000
ACM
A multidimensional database can be seen as a collection of multidimensional cubes, from which information is usually extracted by aggregation; aggregated data can be calculated ei...
DBKDA
2010
IEEE
14 years 22 days ago
2010
IEEE
Abstract—XML indexing and search has become an important topic, and twig joins are key building blocks in XML search systems. This paper describes a novel approach using a nested...
PODS
2000
ACM
14 years 17 min ago
2000
ACM
The problem of query containment is fundamental to many aspects of database systems, including query optimization, determining independence of queries from updates, and rewriting ...
ADC
2008
Springer
13 years 9 months ago
2008
Springer
Many existing access controls use node filtering or querying rewriting techniques. These techniques require rather time-consuming processes such as parsing, labeling, pruning and/...