Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Gang Luo0
Michael W. Watzke0
Curt J. Ellmann0
Jeffrey F. Naughton0
Date of Patent
August 28, 2012
0Patent Application Number
108374140
Date Filed
April 30, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A database system is capable of processing a query and providing a progress indicator of the processing of the query based on at least a first cost factor. Initially, an estimate is set for the first cost factor. During processing of the query, the estimate of the first cost factor is updated to enable refinement of the progress indicator.
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