Cost based optimization of decision support queries using transient views
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United States of America Patent
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Aug 14, 2001
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N/A
app pub date -
Nov 5, 1998
filing date -
Nov 6, 1997
priority date (Note) -
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Abstract
The present invention discloses a method, apparatus, and article of manufacture for optimizing one or more queries. Initially, redundancies in execution steps for the one or more queries are identified. Then, a new set of equivalent execution steps is created by eliminating redundancies in the execution steps. The new set of equivalent execution steps is used to execute the one or more queries when the use results in efficient query processing.
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