Sciweavers

1445 search results - page 50 / 289
» XPath query containment
Sort
View
CAINE
2007
14 years 11 months ago
Wildcards in Math Search, Implementation Issues
Math search is a new area of research with many enabling technologies but also many challenges. Some of the enabling technologies include XML, XPath, XQuery, and MathML. Some of t...
Moody Ebrahem Altamimi, Abdou S. Youssef
ICDE
2005
IEEE
240views Database» more  ICDE 2005»
15 years 11 months ago
Adaptive Processing of Top-K Queries in XML
The ability to compute top-k matches to XML queries is gaining importance due to the increasing number of large XML repositories. The efficiency of top-k query evaluation relies o...
Amélie Marian, Divesh Srivastava, Nick Koud...
ICALP
2005
Springer
15 years 3 months ago
Tight Lower Bounds for Query Processing on Streaming and External Memory Data
We study a clean machine model for external memory and stream processing. We show that the number of scans of the external data induces a strict hierarchy (as long as work space is...
Martin Grohe, Christoph Koch, Nicole Schweikardt
PLDI
2010
ACM
15 years 1 months ago
Detecting Inefficiently-Used Containers to Avoid Bloat
Runtime bloat degrades significantly the performance and scalability of software systems. An important source of bloat is the inefficient use of containers. It is expensive to cre...
Guoqing Xu, Atanas Rountev
WISE
2006
Springer
15 years 3 months ago
SCEND: An Efficient Semantic Cache to Adequately Explore Answerability of Views
Maintaining a semantic cache of materialized XPath views inside or outside the database, is a novel, feasible and efficient approach to accelerate XML query processing. However, th...
Guoliang Li, Jianhua Feng, Na Ta, Yong Zhang, Lizh...