while (my $ref = $q->fetchrow_hashref) {
my $username = $ref->{'username'};
my ($rating, $rd) = foosball::find_single_rating($dbh, $username);
while (my $ref = $q->fetchrow_hashref) {
my $username = $ref->{'username'};
my ($rating, $rd) = foosball::find_single_rating($dbh, $username);