@Override
  public void rollback() {
    super.rollback();
    if (StringUtils.isNotEmpty(changMetadataFileLocation)) {
      io.deleteFile(changMetadataFileLocation);
    }
  }
Table creator for mixed-iceberg format
amoro-ams/src/main/java/org/apache/amoro/server/table/internal/InternalMixedIcebergCreator.java