private static void checkReservedNames(String name) throws MetadataException {
    String processedName = name.trim().toLowerCase(Locale.ENGLISH);
    for (String reservedName : RESERVED_NODE_NAMES) {
      if (reservedName.equals(processedName)) {
        throw new MetadataException(String.format("%s is an illegal name.", name));
      }
    }
  }
check whether the node name uses the reserved name
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/utils/MetaFormatUtils.java