1. Database Reference
  2. Dynamic Performance Views
  3. Dynamic Performance (V$) Views: V$ACCESS to V$HVMASTER_INFO
  4. V$AQ_IPC_PENDING_MSGS

7.16 V$AQ_IPC_PENDING_MSGS

V$AQ_IPC_PENDING_MSGS displays information about pending messages, present in the local master context.

Column Datatype Description

SEQUENCE_NUMBER

NUMBER

Message sequence number

MSG_CLASS_NAME

VARCHAR2(30)

Message class name

MSG_FLAGS

NUMBER

Message flags:

  • 1: This message needs ack

  • 2: Short

  • 4: Long

  • 8: Priority

  • 10: Special ack

MSG_SUBMT_TIME

NUMBER

Time this message was added into the IPC master's list (in seconds)

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