public static String getRecordAlias(ByteBuffer recBuf) {
    int oriPos = recBuf.position();
    if (ReadWriteIOUtils.readByte(recBuf) != MEASUREMENT_TYPE) {
      recBuf.position(oriPos);
      return null;
    }
    recBuf.position(oriPos + ALIAS_OFFSET);
    String alias = ReadWriteIOUtils.readString(recBuf);
    recBuf.position(oriPos);
    return alias;
  }
return as: [dataType, encoding, compression, preDelete]
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/schemaengine/schemaregion/mtree/impl/pbtree/schemafile/RecordUtils.java