902 search results - page 17 / 181 » Efficient and Extensible Algorithms for Multi Query Optimiza... |
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
Counting in general, and estimating the cardinality of (multi-) sets in particular, is highly desirable for a large variety of applications, representing a foundational block for ...
ICC
2007
IEEE
14 years 2 months ago
2007
IEEE
—As developments in wireless networks continue, there is an increasing expectation with regard to supporting highquality real-time video streaming service in such networks. The r...
PVLDB
2008
13 years 8 months ago
2008
Graphs are widely used to model complicated data semantics in many applications. In this paper, we aim to develop efficient techniques to retrieve graphs, containing a given query...
FUIN
2006
13 years 8 months ago
2006
In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorithm due to M...
ICDE
1995
IEEE
14 years 9 months ago
1995
IEEE
While much work has addressed the problem of maintaining materialized views, the important question of optimizing queries in the presence of materialized views has not been resolv...