+my $city_sql = "SELECT COUNT(*) FROM cust_main_county
+ WHERE city != '' AND city IS NOT NULL
+ LIMIT 1";
+
+my $city_sth = dbh->prepare($city_sql) or die dbh->errstr;
+$city_sth->execute or die $city_sth->errstr;
+my $city = $city_sth->fetchrow_arrayref->[0];
+