Skip Headers
Oracle® Database Reference
11g Release 2 (11.2)

E40402-08
Go to Documentation Home
Home
Go to Book List
Book List
Go to Table of Contents
Contents
Go to Index
Index
Go to Master Index
Master Index
Go to Feedback page
Contact Us

Go to previous page
Previous
Go to next page
Next
PDF · Mobi · ePub

DBA_HIST_BUFFERED_SUBSCRIBERS

DBA_HIST_BUFFERED_SUBSCRIBERS displays historical information about the subscribers for all buffered queues in the instance.

Column Datatype NULL Description
SNAP_ID NUMBER NOT NULL Unique snapshot ID
DBID NUMBER NOT NULL Database ID for the snapshot
INSTANCE_NUMBER NUMBER NOT NULL Instance number for the snapshot
QUEUE_SCHEMA VARCHAR2(30) NOT NULL Owner of the queue
QUEUE_NAME VARCHAR2(30) NOT NULL Name of the queue
SUBSCRIBER_ID NUMBER NOT NULL Internal subscriber number (for identification)
SUBSCRIBER_NAME VARCHAR2(30)   Name of the subscriber
SUBSCRIBER_ADDRESS VARCHAR2(1024)   Address of the subscribing agent
SUBSCRIBER_TYPE VARCHAR2(30)   Type of subscriber:
  • PROXY - Proxy subscriber

  • SUBSCRIBOR

STARTUP_TIME DATE NOT NULL Startup time of the instance
LAST_BROWSED_SEQFoot 1  NUMBER   Sequence number of the most recently browsed message for the subscriber (comparable to the number of messages in the V$STREAMS_APPLY_READER view)
LAST_BROWSED_NUMFootref 1 NUMBER   Internal Message number for the most recently browsed message for the subscriber
LAST_DEQUEUED_SEQFootref 1 NUMBER   Sequence number of the most recently dequeued message for the subscriber (comparable to the number of messages in the V$STREAMS_APPLY_COORDINATOR view)
LAST_DEQUEUED_NUMFootref 1 NUMBER   Internal Message number for the most recently dequeued message for the subscriber
CURRENT_ENQ_SEQFootref 1 NUMBER   Current sequence number of the most recently enqueued message for the subscriber
NUM_MSGS NUMBER   Total number of outstanding messages currently enqueued in the buffered queue for the subscriber (includes the count of the messages overflowed to disk)
CNUM_MSGS NUMBER   Cumulative total number of messages enqueued for the subscriber since the creation of the buffered queue
TOTAL_DEQUEUED_MSGFootref 1 NUMBER   Total number of messages dequeued by the subscriber
TOTAL_SPILLED_MSG NUMBER   Total number of spilled messages for the subscriber
EXPIRED_MSGSFootref 1 NUMBER   Number of expired messages
MESSAGE_LAGFootref 1 NUMBER   Message lag of the subscriber
ELAPSED_DEQUEUE_TIMEFootref 1 NUMBER   Total time spent in dequeue (in hundredths of a second)
DEQUEUE_CPU_TIMEFootref 1 NUMBER   Total CPU time for dequeue (in hundredths of a second)
LAST_DEQUEUE_TIMEFootref 1 TIMESTAMP(3)   Last message dequeue time
OLDEST_MSGIDFootref 1 RAW(16)   Message ID of the oldest message
OLDEST_MSG_ENQTMFootref 1 TIMESTAMP(3)   Enqueue time of the oldest message

Footnote 1 This column is available starting with Oracle Database 11g Release 2 (11.2.0.2).