2228 search results - page 424 / 446 » A System for Semantic Query Optimization |
VLDB
2007
ACM
14 years 2 months ago
2007
ACM
The Transaction Processing Performance Council (TPC) is completing development of TPC-DS, a new generation industry standard decision support benchmark. The TPC-DS benchmark, firs...
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 ...
SSDBM
2003
IEEE
14 years 1 months ago
2003
IEEE
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existin...
CIKM
2001
Springer
14 years 13 days ago
2001
Springer
Given the ranked lists of documents returned by multiple search engines in response to a given query, the problem of metasearch is to combine these lists in a way which optimizes ...
COMAD
1994
13 years 9 months ago
1994
Many parallel join algorithms have been proposed in the last several years. However, most of these algorithms require that the amount of data to be joined is known in advance in o...