@Override
    public void onAlterPartition (AlterPartitionEvent partitionEvent)  throws MetaException {
      pushEventId(EventType.ALTER_PARTITION, partitionEvent);
    }
Tests DbNotificationListener when used as a transactional event listener
(hive.metastore.transactional.event.listeners)
itests/hcatalog-unit/src/test/java/org/apache/hive/hcatalog/listener/TestDbNotificationListener.java