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US 2006/0241912 A1Published application
Data management system and method
AssigneeHitachi, Ltd.
InventorMasaki Muraoka
Life of this patent
Estimating the term…
Abstract
A management system manages data collected at a selected frequency and data collected at a lower frequency. If the lower frequency data is abnormal, it is deleted. Deletion of the data collected at the specified frequency is dependent upon the deletion of the data collected less frequently.
Claims8
A data management system comprising:
- a storage system having a plurality of storage areas, wherein first data with a first storage period and second data with a second storage period corresponding to the first data storage period are stored into a first storage area;
- and
- a computer, which when updating the first storage period, updates the second storage period with the updated first storage period.
A data management method comprising:
- storing first data with a first storage period and second data with a second storage period corresponding to the storage period of the first data;
- and
- updating the first storage period to thereby cause updating of the second storage period.
Dependencies are inferred from the claim text.