sub get_number
{
my ($title) = @_;
my $sql="";
my $number=0;
#print "title: $title\n";
my $dbh = DBI->connect("dbi:mysql:sales:mysql", "nobody", "");
$dbh->do("lock tables numbers write");
$sql = "select * from numbers where title = " . $dbh->quote($title);
my $sth = $dbh->prepare($sql);
$sth->execute;
my $rv = $sth->rows;
$sth->finish;
#print "rv: $rv\n";
if ($rv > 0)
{
my $sql = "update numbers set number = number + 1 where title = " . $dbh->quote($title);
$dbh->do($sql);
$sql = "select number from numbers where title = " . $dbh->quote($title);
my $sth = $dbh->prepare($sql);
$sth->execute;
($number) = $sth->fetchrow_array;
$sth->finish;
} else {
my $sql = "insert into numbers (title) values (" . $dbh->quote($title) . ")";
$dbh->do($sql);
$number = 0;
}
$dbh->do("unlock tables");
$dbh->disconnect;
return ($number);
}