# This is my means of a sort of 'bind params by column name'.
sub bind_result_columns
{
    my $sth = shift;
    my $RESULT_MAP = shift;

    my $bound_fields = {};
    
    while (my ($node_field, $db_col) = each %$RESULT_MAP) {
        $db_col = lc $db_col;
        if (defined $sth->{NAME_lc_hash}{$db_col}) {

            $sth->bind_col(
                $sth->{NAME_lc_hash}{$db_col} + 1,
                \$bound_fields->{$node_field}
                );
        }
        else {
            die "DB column $db_col not returned from your SQL query!\n";
        }
    }
    return $bound_fields;
}