This topic describes the O&M operations on a single-zone instance.
Create a single-zone instance
On the PolarDB-X instance creation page, set the Topology parameter to Single-zone. For more information, see Create a PolarDB-X instance.
View information about a single-zone instance
After you purchase a single-zone instance, you can view the zone information of the instance on the Instances page or the Basic Information page of the instance.
Instance list
On the Instances page, you can view the zone information of the instance.
Instance basic information
On the Basic Information page of the instance, you can also view the zone information of the instance.
FAQ
Can I migrate a PolarDB-X instance from a single zone to three zones without service interruption?
Yes, you can migrate a PolarDB-X instance from a single zone to three zones without service interruption. For more information, see Migrate an instance from a single zone to three zones.