Process, device and system for EMS memory data-base remote disaster tolerance
A database and memory technology, which is applied in the field of memory database, can solve the problems that data loss cannot be recovered, and there is no remote disaster recovery scheme for memory database.
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[0035] In order to make the purpose and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0036] First, the device for remote disaster recovery of an in-memory database according to the embodiment of the present invention is introduced, including a local device and a remote device.
[0037] Figure 1 is a schematic structural diagram of a device on the remote side of an in-memory database for remote disaster recovery according to an embodiment of the present invention. The device on the remote side includes:
[0038] The logical log processing module is used for receiving and backing up the logical log from the local device; executing the received logical log and updating the data in the disaster recovery memory database module.
[0039] The disaster recovery memory database module is used to store data.
[0040] The disk mirroring m...
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