161 search results - page 26 / 33 » Efficiently Executing Information-Gathering Plans |
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SIGMOD
2007
ACM
15 years 9 months ago
2007
ACM
Suppose a long-running analytical query is executing on a database server and has been allocated a large amount of physical memory. A high-priority task comes in and we need to ru...
DEXAW
2004
IEEE
15 years 1 months ago
2004
IEEE
Database-like query processing over a network of sensors has become an attractive paradigm for building sensor applications. A sensor query is characterized by data streams among ...
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ICRA
2009
IEEE
14 years 7 months ago
2009
IEEE
Maintaining the network connectivity in mobile Multi-Robot Systems (MRSs) is a key issue in many robotic applications. In our view, the solution to this problem consists of two mai...
VLDB
1998
ACM
15 years 1 months ago
1998
ACM
Currently the key problems of query optimization are extensibility imposed by object-relational technology, as well as query complexity caused by forthcoming applications, such as...
DASFAA
2004
IEEE
15 years 1 months ago
2004
IEEE
Data and computations of a CAD system have been wrapped by a mediator system using CORBA's IIOP Protocol. This allows ad hoc declarative mediator queries to be translated into...