6004 search results - page 226 / 1201 » Parallelizing query optimization |
133
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DEBS
2008
ACM
15 years 2 months ago
2008
ACM
We introduce a new type of query, called a real-time continuous query (RCQ), that captures the real-time requirements of processing data streams. We develop techniques to efficien...
111
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IPPS
1998
IEEE
15 years 4 months ago
1998
IEEE
On-Line Analytical Processing techniques are used for data analysis and decision support systems. The multidimensionality of the underlying data is well represented by multidimens...
112
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SSDBM
1998
IEEE
15 years 4 months ago
1998
IEEE
: Large scientific applications which rely on highly parallel computational analysis require highly parallel data access. We describe an object-oriented, scientific database system...
100
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VLDB
2004
ACM
15 years 6 months ago
2004
ACM
This paper presents a novel and complementary technique to optimize an XPath query by minimizing its wildcard steps. Our approach is based on using a general composite axis called...
ICDE
2010
IEEE
15 years 7 months ago
2010
IEEE
Abstract— In parallel query-processing environments, accurate, time-oriented progress indicators could provide much utility given that inter- and intra-query execution times can ...