问题 I can't seem to find the solution to my problem, I've been stuck at this for hours. I'm usings Oracle AQs: Dbms_Aqadm.Create_Queue_Table(Queue_Table => 'ITEM_EVENT_QT', Queue_Payload_Type => 'ITEM_EVENT', Multiple_Consumers => TRUE); Dbms_Aqadm.Create_Queue(Queue_Name => 'ITEM_EVENT_QUEUE', Queue_Table => 'ITEM_EVENT_QT', Max_Retries => 5, Retry_Delay => 0, Retention_Time => 432000, -- 5 DAYS Dependency_Tracking => FALSE, COMMENT => 'Item Event Queue'); -- START THE QUEUE Dbms_Aqadm.Start