| 摘要 |
A method, system, and computer program product for performing a backup operation in a computing environment is provided. A dataset corresponding to a backup copy is examined to determine if the dataset has changed from a previous backup operation. If the dataset has not changed, a backup inventory registry is consulted to determine a current version of a backup copy. The current version is one of a plurality of available versions. The backup operation is performed using the current version of the backup copy.
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