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Oracle® Database Reference
12c Release 1 (12.1)

E17615-23
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V$AQ_NONDUR_SUBSCRIBER_LWM

V$AQ_NONDUR_SUBSCRIBER_LWM projects the low watermarks (LWMs) of non-durable subscribers in a sharded queue. The LWM of a non-durable subscriber is a combination of shard, priority and LWM (subshard).

Column Datatype Description
QUEUE_ID NUMBER Queue ID
SUBSCRIBER_ID NUMBER ID of the non-durable subscriber
SHARD_ID NUMBER Shard ID
PRIORITY NUMBER Priority of the shard
LWM NUMBER Lower watermark (in a subshard) of the non-durable subscriber
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 Database Advanced Queuing User's Guide for more information about Oracle Database Advanced Queueing