771 search results - page 41 / 155 » Access Methods and Query Processing Techniques |
SIGMOD
1998
ACM
14 years 2 months ago
1998
ACM
The proliferation of the World Wide Web has brought information retrieval (IR) techniques to the forefront of search technology. To the average computer user, “searching” now ...
CIKM
2009
Springer
14 years 4 months ago
2009
Springer
Well-designed indices can dramatically improve query performance. Including query workload information can produce indices that yield better overall throughput while balancing the...
DEXA
2008
Springer
13 years 11 months ago
2008
Springer
The query performance for tracing tags depends upon the distribution of tag trajectories in the data space. We examine a more efficient representation of tag trajectories by means ...
ICDE
1991
IEEE
14 years 1 months ago
1991
IEEE
— Constraints play an important role in the efficient query evaluation in deductive databases. In this paper, constraint-based query evaluation in deductive databases is investi...
PODS
1998
ACM
14 years 2 months ago
1998
ACM
We consider the problem of estimating CPU (distance computations) and I/O costs for processing range and k-nearest neighbors queries over metric spaces. Unlike the specific case ...