System and method of operating a database
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United States of America Patent
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Aug 15, 2006
Grant Date -
May 16, 2002
app pub date -
Apr 27, 2001
filing date -
May 22, 1997
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of processing a database service query that results in improved service query performance is provided. In one embodiment, the method includes receiving a service query that includes a filter having one or more filter items, expanding the filter, and applying at least one condition test to each filter item. An example of a test condition includes determining if each filter item includes a NOT connective and is either of first form or a second form of filter item. The first form may be a type only filter item and the second form may be a type and value filter item.
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