my $col_a_criteria = ' AND COLUMN_A IN (' . join(",", ('?') x @bind) . ') ' if scalar @bind;

$sth->prepare("select column_B from my_table where column_z = ? $col_a_criteria");

scalar @bind ? $sth->execute($col_z, @bind) : $sth->execute($col_z);

# It also wouldn't hurt to make sure that you are not exceeding the max SQL length or max values in an IN clause...

The problem that you would face with that arrangement of municipality owned fiber would be on-going maintenance. How long do you think it would take the government to roll a truck and fix a fiber cut? It would be a lot longer than a matter of hours that the current infrastructure providers do it in. If the city does not depend on the revenue from that fiber what would be its motivation to fix it in a timely manner?

What a joke this whole announcement was. Google is proclaiming that they can just dive right in and do it better than the incumbent players. 1Gbps to every house? What then, 10Gbps to every block and a $100k juniper T Series router to every neighborhood?? You still run in to aggregation bottlenecks. There is no way to make this profitable. This is just a ploy to manipulate the FCC into forcing the hand of the telco and cable companies who actually are trying to run a profitable business.

CIR is Frame Relay terminology. 768K would have been a fractional T1. Frame Relay would not have been advertised as a consumer broadband connection, rather a business alternative to ISDN...