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Oracle® Database Reference
12c Release 1 (12.1)

E17615-23
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V$AQ_NOTIFICATION_CLIENTS

V$AQ_NOTIFICATION_CLIENTS displays performance statistics for secure OCI client connections.

Column Datatype Description
CLIENT_ID VARCHAR2(29) Internally generated client ID for secure notification clients
EMON_ID NUMBER Emon ID serving the client
NOTIFICATION_STATE NUMBER Notification state:
  • ACTIVE – Sending notification

  • WAIT_FOR_ACK – Waiting for client acknowledgment

  • INACTIVE - Idle connection

NUM_MESSAGE_SENT NUMBER Number of messages sent on the connection
NUM_BYTES_SENT NUMBER Number of bytes sent on the connection
NUM_MESSAGE_RECEIVED NUMBER Number of messages successfully received by the client
LAST_SEND_TIME TIMESTAMP(3) WITH TIME ZONE Time when the last message was sent on the connection
LAST_RECEIVE_TIME TIMESTAMP(3) WITH TIME ZONE Time when the last message was received over the connection
CONNECT_TIME TIMESTAMP(3) WITH TIME ZONE Time at which the client connected
DISCONNECT_TIME TIMESTAMP(3) WITH TIME ZONE Time at which the client disconnected
LAST_ERROR NUMBER The last error that occurred on the client connection
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