Apparatus, system, and method for maintaining metadata for offline repositories in online databases for efficient access
First Claim
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1. An apparatus to manage metadata pertaining to copies of files, the apparatus comprising:
- one or more copies of a data record wherein at least one of the data record copies is stored on an offline storage medium;
a metadata module configured to maintain metadata pertaining to the one or more data record copies; and
a query processor module configured to retrieve metadata pertaining to the one or more data record copies in accordance with the metadata stored in the metadata module.
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Abstract
An apparatus, system, and method are disclosed for maintaining metadata for offline repositories in online databases for efficient access. In one embodiment the apparatus includes a metadata module configured to maintain metadata pertaining to one or more data record copies of a data record. At least one of the one or more data record copies is stored in an offline storage medium. The apparatus further comprises a query processor module configured to retrieve metadata pertaining to the one or more data record copies in accordance with the metadata stored in the metadata module.
49 Citations
20 Claims
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1. An apparatus to manage metadata pertaining to copies of files, the apparatus comprising:
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one or more copies of a data record wherein at least one of the data record copies is stored on an offline storage medium;
a metadata module configured to maintain metadata pertaining to the one or more data record copies; and
a query processor module configured to retrieve metadata pertaining to the one or more data record copies in accordance with the metadata stored in the metadata module. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A signal bearing medium tangibly embodying a program of machine-readable instructions executable by a digital processing apparatus to perform operations to retrieve data from a plurality of data repositories, the operations comprising:
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maintaining an online repository of data records maintaining an offline repository of data records;
maintaining an online metadata entry associating one or more copies of a data record, wherein at least one of the one or more copies is maintained in the offline repository;
retrieving a copy of the data record in accordance with the metadata entry. - View Dependent Claims (11, 12, 13, 14)
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15. A system for managing metadata pertaining to copies of files the system comprising:
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a computer network;
an online storage repository connected to the computer network and configured to store an online copy of a file;
an offline storage repository configured to store storage volumes;
a storage device connected to the computer network and configured to store an offline copy of the file on a storage volume in the offline storage repository;
an online metadata database;
a metadata module configured to maintain in the online metadata database metadata pertaining to the online copy and metadata pertaining to the offline copy;
a query processor module configured to retrieve metadata from the online metadata database pertaining to the online copy and the offline copy; and
a metadata preservation module configured to prevent the deletion of metadata pertaining to the file prior to the deletion of the online copy and the offline copy. - View Dependent Claims (16, 17, 18)
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19. A method for managing metadata pertaining to copies of files, the method comprising:
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maintaining an online repository of data records maintaining an offline repository of data records;
maintaining an online metadata entry associating one or more copies of a data record, wherein at least one of the one or more copies is maintained in the offline repository;
retrieving a copy of the offline data record in accordance with the online metadata entry. - View Dependent Claims (20)
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Specification