| 摘要 |
A method, apparatus, and computer instructions for managing data. Responsive to a request for a data element from an application in the virtual machine, the data element is allocated to the application. The data element having a number of dimensions for storing application data for the application. A data structure is created to store versioning data for the data element in response to the data structure including an extra dimension to identify the versioning data. Application data is stored from the data element in response to an event. All application data is restored to a requested state using the data structure in response to a user request from a user interface to restore the data in the virtual machine to a prior state.
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