297 search results - page 13 / 60 » Polynomial heuristics for query optimization |
ICML
2009
IEEE
14 years 8 months ago
2009
IEEE
Most models of utility elicitation in decision support and interactive optimization assume a predefined set of "catalog" features over which user preferences are express...
WEBDB
2000
Springer
13 years 11 months ago
2000
Springer
Rewriting queries using views is a powerful technique that has applications in data integration, data warehousing and query optimization. Query rewriting in relational databases i...
TCOM
2010
13 years 6 months ago
2010
Abstract—We investigate routing in cooperative multipleterminal wireless networks in which the nodes can collaborate with each other in data transmission. First, we motivate coop...
CORR
2007
Springer
13 years 7 months ago
2007
Springer
Abstract- We investigate cooperative wireless relay networks in which the nodes can help each other in data transmission. We study different coding strategies in the single-source ...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
Materialized views can provide massive improvements in query processing time, especially for aggregation queries over large tables. To realize this potential, the query optimizer ...