Purpose
v$ob_all_clusters displays information about all clusters in the primary/standby database configuration.
Fields
| Field | Type | Nullable? | Description |
|---|---|---|---|
| cluster_id | bigint(20) | NO | Cluster ID |
| cluster_name | varchar(4096) | NO | The name of the cluster. Clusters in the primary and standby databases share the same names. |
| cluster_role | varchar(4096) | NO | The role of the tenant in the cluster. Valid values: PRIMARY: indicates the primary cluster.PHYSICAL STANDBY: indicates a standby cluster. |
| cluster_status | varchar(4096) | NO | The state of the cluster. VALID: indicates that the cluster is valid.DISABLED: indicates that data synchronization is disabled for the cluster. |
| rootservice_list | varchar(4096) | NO | The list of RootServers in the cluster. |
| redo_transport_options | varchar(4096) | NO | The log transfer mode of the current standby cluster. Valid values: SYNC/ASYNCNET_TIMEOUT |
