344 search results - page 18 / 69 » A Semantic Approach to Query Rewriting for Integrated XML Da... |
SIGMOD
2008
ACM
14 years 7 months ago
2008
ACM
We study the problem of querying relational data embedded in XML. Relational data can be represented by various tree structures in XML. However, current XML query methods, such as...
ICSE
2008
IEEE-ACM
14 years 8 months ago
2008
IEEE-ACM
WS-BPEL applications are a kind of service-oriented application. They use XPath extensively to integrate loosely-coupled workflow steps. However, XPath may extract wrong data from...
PVLDB
2008
13 years 7 months ago
2008
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
CORR
2010
Springer
13 years 5 months ago
2010
Springer
The ever-increasing amount of data in biomedical research, and in cancer research in particular, needs to be managed to support efficient data access, exchange and integration. Exi...
VLDB
2004
ACM
14 years 27 days ago
2004
ACM
Query containment is the most fundamental relationship between a pair of database queries: a query Q is said to be contained in a query Q if the answer for Q is always a subset of...