1812 search results - page 9 / 363 » Dynamic Query Scheduling in Data Integration Systems |
VLSID
2002
IEEE
14 years 16 days ago
2002
IEEE
à This paper addresses the problem of static and dynamic variable voltage scheduling of multi-rate periodic task graphs (i.e., tasks with precedence relationships) and aperiodic t...
VLDB
2005
ACM
14 years 1 months ago
2005
ACM
To answer user queries, a data integration system employs a set of semantic mappings between the mediated schema and the schemas of data sources. In dynamic environments sources o...
DPD
1998
13 years 7 months ago
1998
Distributed databases operating over wide-area networks such as the Internet, must deal with the unpredictable nature of the performance of communication. The response times of acc...
SIGMOD
2011
ACM
12 years 10 months ago
2011
ACM
An important means of allowing non-expert end-users to pose ad hoc queries — whether over single databases or data integration systems — is through keyword search. Given a set...
ADMA
2005
Springer
14 years 1 months ago
2005
Springer
Execution cost of batched data mining queries can be reduced by integrating their I/O steps. Due to memory limitations, not all data mining queries in a batch can be executed toget...