Check the latency of an apply process

COLUMN APPLY_NAME HEADING ‘Apply Process|Name’ FORMAT A17 COLUMN LATENCY HEADING ‘Latency|in|Seconds’ FORMAT 999999 COLUMN CREATION HEADING ‘Message Creation’ FORMAT A17 COLUMN LAST_DEQUEUE HEADING ‘Last Dequeue Time’ FORMAT A20 COLUMN DEQUEUED_MESSAGE_NUMBER HEADING ‘Dequeued|Message Number’ FORMAT 99999999999999 SELECT APPLY_NAME,      (DEQUEUE_TIME-DEQUEUED_MESSAGE_CREATE_TIME)*86400 LATENCY,      TO_CHAR(DEQUEUED_MESSAGE_CREATE_TIME,’HH24:MI:SS MM/DD/YY’) CREATION,      TO_CHAR(DEQUEUE_TIME,’HH24:MI:SS MM/DD/YY’) LAST_DEQUEUE,      DEQUEUED_MESSAGE_NUMBER     FROM V$STREAMS_APPLY_READER where…