102 search results - page 12 / 21 » Materialized View Selection in XML Databases |
ICDE
2007
IEEE
14 years 8 months ago
2007
IEEE
We study the problem of answering queries posed on virtual views of XML documents, a problem commonly encountered when enforcing XML access control and integrating data. We approa...
CIKM
2003
Springer
14 years 21 days ago
2003
Springer
There have been several techniques proposed for building statistics for static XML data. However, very little work has been done in the area of building XML statistics for data so...
CAISE
1999
Springer
13 years 11 months ago
1999
Springer
Abstract. A global Data warehouse (DW) integrates data from multiple distributed heterogeneous databases and other information sources. DW can be abstractly seen as a set of materi...
SACMAT
2005
ACM
14 years 1 months ago
2005
ACM
We investigate a generalization of the notion of XML security view introduced by Stoica and Farkas [17] and later refined by Fan et al. [8]. The model consists of access control ...
SIGMOD
2005
ACM
14 years 7 months ago
2005
ACM
Caching data by maintaining materialized views typically requires updating the cache appropriately to reflect dynamic source updates. Extensive research has addressed the problem ...