Neighboring locking technique for increasing concurrency among transactions
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United States of America Patent
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Mar 16, 2010
Grant Date -
Oct 4, 2007
app pub date -
Jun 4, 2007
filing date -
Sep 24, 2003
priority date (Note) -
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Abstract
New lock modes are based on the concept of neighborhoods and are applied to spaces in indexes. The new lock modes include a Read, or shared, neighborhood (Snei) lock mode and a Write neighborhood (Xnei) that enhance concurrency among non-serializable transactions.
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