315 search results - page 47 / 63 » An Overview of Query Optimization in Relational Systems |
VLDB
1998
ACM
13 years 11 months ago
1998
ACM
Users often can not easily express their queries. For example, in a multimedia image by content setting, the user might want photographs with sunsets; in current systems, like QBI...
ICDE
2003
IEEE
14 years 8 months ago
2003
IEEE
We present a query architecture in which join operators are decomposed into their constituent data structures (State Modules, or SteMs), and dataflow among these SteMs is managed ...
SIGCOMM
2005
ACM
14 years 1 months ago
2005
ACM
The Internet’s core routing infrastructure, while arguably robust and efficient, has proven to be difficult to evolve to accommodate the needs of new applications. Prior researc...
CIKM
1998
Springer
13 years 11 months ago
1998
Springer
Despite of the fact that large line segment datasets are appearing more and more frequently in numerous applications involving spatial data, such as GIS 8, 9] multimedia 6] and ev...
SSDBM
2005
IEEE
14 years 1 months ago
2005
IEEE
Data products generated from remotely-sensed, geospatial imagery (RSI) used in emerging areas, such as global climatology, environmental monitoring, land use, and disaster managem...