SQL Guide : Database system tables and system views : Synchronization-related views : SYNC_ACTIVE_MASTER_MESSAGES
  
SYNC_ACTIVE_MASTER_MESSAGES
This table is on the replica and holds information about messages sent to the master. It is possible to view all necessary information about failed messages using one simple view:
SELECT * FROM SYNC_FAILED_MASTER_MESSAGES.
This returns the following columns:
Column name
Data type
Description
MASTER_NAME
WVARCHAR
Given node name of the master.
MESSAGE_NAME
WVARCHAR
Name of the message given by user.
MESSAGE STATE
VARCHAR
Current state of the message as a string. See details in system table SYS_SYNC_REPLICA_MSGINFO.
All users have access to this view; no particular privileges are required.
See also
Synchronization-related views