235 search results - page 20 / 47 » Processing XPath Expressions in Relational Databases |
PVLDB
2008
13 years 7 months ago
2008
With the rise of XML, the database community has been challenged by semi-structured data processing. Since the data type behind XML is the tree, state-of-the-art RDBMSs have learn...
CCS
2007
ACM
14 years 1 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
SEDE
2010
13 years 5 months ago
2010
Enterprise-level applications are becoming complex with the need for event and stream processing, multiple query processing and data analysis over heterogeneous data sources such ...
NLPRS
2001
Springer
13 years 12 months ago
2001
Springer
This paper describes a text generation system, XExplainer, which can dynamically produce a description of commodities in Korean from a relational database for homeshopping sites. ...
LREC
2008
13 years 9 months ago
2008
Notwithstanding its acknowledged richness, the SIMPLE semantic model does not offer the representational vocabulary for encoding some conceptual links holding between events and t...