This topic describes multiple states of PolarDB clusters.
|The cluster is being created.
|The cluster is running.
|The cluster is being released.
|The cluster has been deleted.
|The cluster is being restarted.
|The cluster is under maintenance.
|The service is failing over from the primary node to a read-only node.
|A node is being added.
|A node is being deleted.
|The node specifications are being changed.
|The endpoint is being created.
|The endpoint is being deleted.
|The endpoint is being modified.
|The kernel version of the cluster is upgrading.
|The disk capacity is expanding.
|The upgrade is temporarily prohibited.
|The cluster is being migrated across zones.
|The SSL certificate is being enabled or disabled.
|The TDE feature is being enabled.
|The configurations of the custom cluster endpoint is being modified.
|The role of the custom cluster endpoint is being switched.