5166 search results - page 806 / 1034 » Web Query Optimizer |
CCS
2004
ACM
14 years 4 months ago
2004
ACM
Access control can be used to ensure that database queries pertaining to sensitive information are not answered. This is not enough to prevent users from learning sensitive inform...
SIGMOD
2010
ACM
14 years 3 months ago
2010
ACM
Online aggregation is a promising solution to achieving fast early responses for interactive ad-hoc queries that compute aggregates on a large amount of data. Essential to the suc...
SIGMOD
1998
ACM
14 years 3 months ago
1998
ACM
In this paper, we propose the Pyramid-Technique, a new indexing method for high-dimensional data spaces. The PyramidTechnique is highly adapted to range query processing using the...
ESA
2008
Springer
14 years 15 days ago
2008
Springer
Abstract. We consider the problem of encoding a graph with n vertices and m edges compactly supporting adjacency, neighborhood and degree queries in constant time in the log n-bit ...
SBBD
2004
14 years 3 days ago
2004
Metric Access Methods (MAM) are employed to accelerate the processing of similarity queries, such as the range and the k-nearest neighbor queries. Current methods improve the quer...