@Override public void commitCreateTable(Table table) throws MetaException {
    if (DruidKafkaUtils.isKafkaStreamingTable(table)) {
      updateKafkaIngestion(table);
    }
    // For CTAS queries when user has explicitly specified the datasource.
    // We will append the data to existing druid datasource.
    this.commitInsertTable(table, false);
  }
Druid config for determining the host name
druid-handler/src/java/org/apache/hadoop/hive/druid/DruidStorageHandler.java