V$AQ_BMAP_NONDUR_SUBSCRIBERS

V$AQ_BMAP_NONDUR_SUBSCRIBERS can be used to get the available bit positions. The view is queried to get the free bit position during creation of a non-durable subscriber.

Column Datatype Description
QUEUE_ID NUMBER Queue ID
USED_POS RAW(128) Stream of bits to identify used and available bit positions
CON_ID NUMBER

The ID of the container to which the data pertains. Possible values include:

  • 0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.

  • 1: This value is used for rows containing data that pertain to only the root

  • n: Where n is the applicable container ID for the rows containing data

See Also: Oracle AI Database Transactional Event Queues and Advanced Queuing User’s Guide for more information about Oracle Database Advanced Queueing