116 search results - page 4 / 24 » Measuring the Complexity of Join Enumeration in Query Optimi... |
SIGMOD
1999
ACM
15 years 1 months ago
1999
ACM
Several techniques that compute the join between two spatial datasets have been proposed during the last decade. Among these methods, some consider existing indices for the joined...
SSDBM
2009
IEEE
15 years 4 months ago
2009
IEEE
Scientific experiments produce large volumes of data represented as complex objects that describe independent events such as particle collisions. Scientific analyses can be express...
COMAD
2009
14 years 10 months ago
2009
Stream grids are wide-area grid computing environments that are fed by a set of stream data sources. Such grids are becoming more wide-spread due to the large scale deployment of ...
PVLDB
2010
14 years 7 months ago
2010
In XML search systems twig queries specify predicates on node values and on the structural relationships between nodes, and a key operation is to join individual query node matche...
SOFSEM
2000
Springer
15 years 1 months ago
2000
Springer
For half a century since computers came into existence, the goal of finding elegant and efficient algorithms to solve "simple" (welldefined and well-structured) problems ...