3225 search results - page 136 / 645 » Query Optimization by Stored Queries |
STACS
2010
Springer
14 years 3 months ago
2010
Springer
In this paper we consider the problem of reconstructing a hidden weighted
hypergraph of constant rank using additive queries. We prove the following: Let G be
a weighted hidden h...
ILP
2003
Springer
14 years 2 months ago
2003
Springer
Query optimization is used frequently in relational database management systems. Most existing techniques are based on reordering the relational operators, where the most selective...
ADBIS
2007
Springer
14 years 27 days ago
2007
Springer
Query mapping to aggregation lattices is used in order to exploit sub-cube dependencies in multidimensional databases. It is employed in mobile OLAP dissemination systems, in order...
PODC
2011
ACM
12 years 11 months ago
2011
ACM
We present the Mindicator, a set implementation customized for shared memory runtime systems. The Mindicator is optimized for constant-time querying of its minimum element, while ...
ICDE
2007
IEEE
14 years 3 months ago
2007
IEEE
Main memory is a critical resource when processing non-blocking queries with state intensive operators that require real-time responses. While partitioned parallel processing can ...