DASFAA
2003
IEEE
13 years 9 months ago
2003
IEEE
To integrate many data sources we use a peer mediator framework where views defined in the peers are logically composed in terms of each other. A common approach to execute queri...
SIGMOD
2003
ACM
14 years 4 months ago
2003
ACM
A query optimizer compares alternative plans in its search space to find the best plan for a given query. Depending on the search space and the enumeration algorithm, optimizers v...