210 search results - page 11 / 42 » On the number of views of translates of a cube and related p... |
ADBIS
2000
Springer
13 years 12 months ago
2000
Springer
Queries involving aggregation are typical in a number of database research areas, such as data warehousing, global information systems and mobile computing. One of the main ideas ...
INFOCOM
2003
IEEE
14 years 25 days ago
2003
IEEE
—We present an information-theoretic framework for network management for recovery from nonergodic link failures. Building on recent work in the field of network coding, we desc...
WISE
2007
Springer
14 years 1 months ago
2007
Springer
We study and present our findings on two closely related problems on xpath rewriting using views when both the view and the query are tree patterns involving /,// and []. First, g...
TWC
2010
13 years 2 months ago
2010
Relay selection for cooperative communications promises significant performance improvements, and is, therefore, attracting, considerable attention. While several criteria have be...
EDBT
2009
ACM
14 years 2 months ago
2009
ACM
Materialized views (MV) can significantly improve the query performance of relational databases. In this paper, we consider MVs to optimize complex scenarios where many heterogen...