6004 search results - page 273 / 1201 » Parallelizing query optimization |
106
Voted
SIGMOD
2004
ACM
16 years 23 days ago
2004
ACM
Exploratory ad-hoc queries could return too many answers ? a phenomenon commonly referred to as "information overload". In this paper, we propose to automatically catego...
95
Voted
ERSHOV
2006
Springer
15 years 4 months ago
2006
Springer
In this work, we present a semantic query optimization technique to improve the efficiency of the evaluation of a subset of SQL:1999 recursive queries. Using datalog notation, we c...
146
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SODA
2008
ACM
15 years 2 months ago
2008
ACM
We address the extension of the binary search technique from sorted arrays and totally ordered sets to trees and tree-like partially ordered sets. As in the sorted array case, the...
178
click to vote
SIGMOD
2006
ACM
16 years 23 days ago
2006
ACM
Data streaming systems are becoming essential for monitoring applications such as financial analysis and network intrusion detection. These systems often have to process many simi...
114
Voted
SODA
2000
ACM
15 years 2 months ago
2000
ACM
Most research in algorithms for geometric query problems has focused on their worstcase performance. However, when information on the query distribution is available, the alternat...