presto-iceberg/src/main/java/io/prestosql/plugin/iceberg/HdfsFileIo.java/HdfsFileIo/deleteFile
class HdfsFileIo:    @Override
    public void deleteFile(String pathString)
    {
        Path path = new Path(pathString);
        try {
            environment.getFileSystem(context, path).delete(path, false);
        }
        catch (IOException e) {
            throw new PrestoException(HIVE_FILESYSTEM_ERROR, "Failed to delete file: " + path, e);
        }
    }