110 search results - page 10 / 22 » Maintaining Data Cubes under Dimension Updates |
ICDT
2009
ACM
14 years 8 months ago
2009
ACM
We study the problem of incrementally maintaining an XPath query on an XML database under updates. The updates we consider are node insertion, node deletion, and node relabeling. ...
CGF
2007
13 years 7 months ago
2007
In this paper, we propose a robust and efficient Lagrangian approach for modeling dynamic interfaces between different materials undergoing large deformations and topology change...
EDBT
2000
ACM
13 years 11 months ago
2000
ACM
Warehouse view self-maintenance refers to maintaining materialized views at a data warehouse without accessing source data. Self-maintenance has been studied for nontemporal views...
SPAA
2006
ACM
14 years 1 months ago
2006
ACM
Consider a network in which a collection of source nodes maintain and periodically update data objects for a collection of sink nodes, each of which periodically accesses the data...
VLDB
2003
ACM
14 years 7 months ago
2003
ACM
We enunciate the need for watermarking database relations to deter data piracy, identify the characteristics of relational data that pose unique challenges for watermarking, and de...