3225 search results - page 44 / 645 » Query Optimization by Stored Queries |
PODS
2001
ACM
15 years 12 months ago
2001
ACM
The need to search for complex and recurring patterns in database sequences is shared by many applications. In this paper, we discuss how to express and support efficiently sophis...
191
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ICDE
2000
IEEE
16 years 1 months ago
2000
IEEE
Most real-world database applications contain a substantial portion of time-referenced, or temporal, data. Recent advances in temporal query languages show that such database appl...
214
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ICDE
2008
IEEE
16 years 1 months ago
2008
IEEE
The typical workload in a database system consists of a mixture of multiple queries of different types, running concurrently and interacting with each other. Hence, optimizing perf...
170
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ICDE
2002
IEEE
16 years 1 months ago
2002
IEEE
The ability to provide accurate and efficient result estimations of user queries is very important for the query optimizer in database systems. In this paper, we show that the tra...
119
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SIGMOD
1993
ACM
15 years 3 months ago
1993
ACM
Abstract: We propose a framework for the specification of extensible database systems. A particular goal is to implement a software component for parsing and rule-based optimizatio...