DBA_OUTSTANDING_ALERTS

DBA_OUTSTANDING_ALERTS describes alerts which the server considers to be outstanding.
DBA_OUTSTANDING_ALERTS會列出所有已被引發但是尚未處理的有狀態的告警。這些信息直到警告清除或復位纔會從這個視圖中消失。

DBA_ALERT_HISTORY:包括處理的有狀態的告警和直接寫入到該視圖的無狀態的告警。