# You can execute a statement handle
  # and save it to a file with this.
  use SthFile;
  my $query = qq{ SELECT * FROM TABLE};
  my $sth = $dbh->prepare($query)
    or die "Cant prepare query: $query\n $DBI::errstr";
  $sth->execute()
    or die "Cant execute query: $query\n $DBI::errstr";

  SthFile::sth_to_file({
    sth => $sth,
    file_name => "/tmp/my_query.store",
  });

  # And later, in some other program or place

  my $sth_from_file = new SthFile("/tmp/my_query.store")
    or die "Cant get some garbage.";