my $sth = dbh->prepare($sql) or die dbh->errstr;
$sth->execute(@arg) or die $sth->errstr;
$money_char. sprintf('%.2f', $sth->fetchrow_arrayref->[0] );
my $sth = dbh->prepare($sql) or die dbh->errstr;
$sth->execute(@arg) or die $sth->errstr;
$money_char. sprintf('%.2f', $sth->fetchrow_arrayref->[0] );