2124 search results - page 195 / 425 » Aggregating time partitions |
126
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VLDB
2005
ACM
15 years 9 months ago
2005
ACM
The largest databases in use today are so large that answering a query exactly can take minutes, hours, or even days. One way to address this problem is to make use of approximati...
126
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CCGRID
2002
IEEE
15 years 9 months ago
2002
IEEE
This paper presents a performance analysis of marketbased batch schedulers for clusters of workstations. In contrast to previous work, we use user-centric performance metrics as t...
169
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SIGMOD
2000
ACM
15 years 8 months ago
2000
ACM
We investigate the problem of using materialized views to answer SQL queries. We focus on modern decision-support queries, which involve joins, arithmetic operations and other (po...
150
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CIKM
2008
Springer
15 years 6 months ago
2008
Springer
We propose a dynamic faceted search system for discoverydriven analysis on data with both textual content and structured attributes. From a keyword query, we want to dynamically s...
130
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DCOSS
2008
Springer
15 years 6 months ago
2008
Springer
Sensor networks can be viewed as large distributed databases, and SQL-like high-level declarative languages can be used for data and information retrieval. Energy constraints make ...