343 search results - page 35 / 69 » Efficient Query Evaluation over Compressed XML Data |
SAC
2008
ACM
13 years 8 months ago
2008
ACM
In this paper, we focus on an aspect of distributed XQuery processing that involves data exchanges between processor elements. We first address problems of distributed XML query p...
ICDE
2009
IEEE
14 years 10 months ago
2009
IEEE
Abstract-- We investigate techniques to automatically decompose any XQuery query into subqueries, that can be executed near their data sources; i.e., function-shipping. In this sce...
PVLDB
2010
13 years 7 months ago
2010
Users who are unfamiliar with database query languages can search XML data sets using keyword queries. Previous work has shown that current XML keyword search methods, although in...
EDBT
2010
ACM
14 years 16 min ago
2010
ACM
The management and querying of workflow provenance data underpins a collection of activities, including the analysis of workflow results, and the debugging of workflows or service...
EDBT
2009
ACM
14 years 17 days ago
2009
ACM
In a database system, disclosure of confidential private data may occur if users can put together the answers of past queries. Traditional access control mechanisms cannot guard a...