Before you use ApsaraDB for MongoDB standalone instances, you must familiarize yourself with the limits on this instance architecture. This way, you can determine whether this architecture meets your business requirements.
Item | Limits |
Instance deployment | Standalone instances can be deployed only in specific regions and zones. For more information about the supported regions and zones, see Availability in regions and zones. |
Engine version | Standalone instances can run only MongoDB 3.4 or 4.0. Important Instances that run MongoDB 3.4 have been unavailable as of January 1, 2023. For more information, see [Notice] End of sale for MongoDB 3.4 instances as of January 1, 2023. |
Connection management | Encryption features cannot be enabled or disabled for internal network access. |
Data backup | Only Snapshot Backup is supported. Note A snapshot is a point-in-time backup of disk data. |
Data restoration |
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Service availability | High availability features are not supported. These features include primary/secondary switchover, role switching, and instance migration across zones. |
Data security |
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Log management | Log management features are not supported. These features include Slow Query Logs, Error Logs, and Running Logs. |
CloudDBA |
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Data migration and synchronization |
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Instance connection | The following methods can be used to connect to a standalone instance: |