STORAGE SYSTEM AND DATA MIGRATION-COMPATIBLE SEARCH SYSTEM
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United States of America Patent
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Issued Date -
Sep 16, 2010
app pub date -
Feb 2, 2010
filing date -
Mar 11, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
To reduce consumption of the data capacity of a data migration-source storage by information necessary for accessing entity data that has been migrated to the other storage, compared to that of the conventional system. Provided is a storage system including a first storage that is a migration-destination storage having stored therein entity data and first index information associated with the entity data, and a second storage that is a migration-source storage having stored therein link information for accessing the entity data and second index information associated with the link information, wherein the second index information includes the same hash value as a hash value included in the first index information.
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