public static CustomConfigManager getCustomConfigManagerFor(DatabaseType databaseType) {
    switch (databaseType) {
    case MYSQL:
      return nopConfigManager;

    default:
      return nopConfigManager;
    }
  }
Factory for creating custom config managers based on the database type
jdbc-handler/src/main/java/org/apache/hive/storage/jdbc/conf/CustomConfigManagerFactory.java