Database Perl

use DBI;
my $driver="DBI:mysql";
my $database="sample_db";
my $user="root";
my $host="localhost";
my $dbh = DBI->connect("$driver:$database:$host;user=$user;
password=quigley1")or die "Can't connect: ". DBI->errstr;
my $sth=$dbh->prepare("SELECT name FROM Employee WHERE name = ?") or die "Can't prepare sql statement" . DBI->errstr;
$name="Tom";
$sth->execute($name);
print "Selected data for team \"$name\".\n\n";
while(my @val = $sth->fetchrow_array()){
      print "name=$val[0]\n";
}
$sth->finish();
$dbh->disconnect();