Data processing system using substantially unique identifiers to identify data items, whereby identical data items have the same identifiers
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United States of America Patent
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Nov 2, 1999
Issued Date -
N/A
app pub date -
Oct 24, 1997
filing date -
Apr 11, 1995
priority date (Note) -
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status (Latency Note)
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Abstract
In a data processing system, a mechanism identifies data items by substantially unique identifiers which depend on all of the data in the data items and only on the data in the data items. The system also determines whether a particular data item is present in the database by examining the identifiers of the plurality of data items.
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