Row-identifier list processing management
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United States of America Patent
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Feb 22, 2011
Grant Date -
Apr 3, 2008
app pub date -
Sep 28, 2006
filing date -
Sep 28, 2006
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method, computer program product, and system for managing row identifier (RID) list processing on an index are provided. The method, computer program product, and system provide for accessing one or more key values in the index based on one or more keys specified in a query, retrieving a plurality of row identifiers corresponding to the one or more key values from the index, and predicting an actual number of row identifiers to be retrieved from the index based on the one or more key values accessed and the plurality of row identifiers retrieved.
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