Overview
v$ob_cluster_event_history displays information about events related to the primary and standby databases in the cluster, including details about the operations and switchovers of the primary and standby databases. You can perform diagnostics based on this view.
Field description
| Field name | Type | Nullable | Description |
|---|---|---|---|
| facility | varchar(64) | No | The operation that produced the event. Valid values: |
| severity | varchar(256) | Yes | The severity of the event. Valid values: |
| error_code | varchar(256) | Yes | The error code of the event. The value 0 indicates that no error has occurred. |
| timestamp | TIMESTAMP(6) | No | The date when the event occurred. |
| message | varchar(256) | Yes | The body of the message. |