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PolarDB:Restore data across regions

Last Updated:Apr 22, 2024

This topic describes how to restore data across regions.

Prerequisite

Before you perform cross-region restoration, ensure that the following conditions are met:

  • The cross-region backup feature is enabled for the instance.

  • The instance already has a backup set that has been dumped.

Method

Cross-region restoration supports two full restoration methods: by point-in-time and by backup set. Take note of the following parameters on the Restore Instance page.

Parameter

Description

Region

Select the region where the desired backup set resides. Available regions include the region where the original instance resides and the region where cross-region backup is enabled.

Region and Zone

Select the target region and zone to which you want to restore data. The available regions include the region where the original instance resides and the region where cross-region backup is enabled.