1782 search results - page 248 / 357 » Processing Queries over Distributed XML Databases |
SIGMOD
1990
ACM
14 years 27 days ago
1990
ACM
In this work access support relataons are introduced as a means for optlmizmg query processing m object-oriented database systems The general idea 1s to mamtam redundant separate ...
ER
2008
Springer
13 years 10 months ago
2008
Springer
Modern information systems, and web information systems in particular, are faced with frequent database schema changes, which generate the necessity to manage them and preserve the...
CIKM
2009
Springer
14 years 3 months ago
2009
Springer
Support vector machines (SVMs) have been widely used in multimedia retrieval to learn a concept in order to find the best matches. In such a SVM active learning environment, the ...
DASFAA
2010
IEEE
14 years 2 months ago
2010
IEEE
Given a set of query points, a dynamic skyline query reports all data points that are not dominated by other data points according to the distances between data points and query po...
SIGMOD
2001
ACM
14 years 9 months ago
2001
ACM
Materialized views can provide massive improvements in query processing time, especially for aggregation queries over large tables. To realize this potential, the query optimizer ...