#!/usr/bin/perl
    #use strict;
    use warnings;
    use DBI;
    use Text::CSV;

    # Connect to the database, (the directory containing our csv file(s))

    my $dbh = DBI->connect("DBI:CSV:f_dir=.;csv_eol=\n;");

    # Associate our csv file with the table name 'results'

    $dbh->{'csv_tables'}->{'results'} = { 'file' => 'test.csv'};


    #my ($avg) = $dbh->selectrow_array("SELECT avg(ERWWCOMMUNITIES_Memory_Pages_sec) FROM results");
    my $file = 'test.csv';

    my $csv = Text::CSV->new();
    open (CSV, "<", $file) or die $!;
    while (<CSV>) {
        next if ($. != 1);
        if ($csv->parse($_)) {
            @columns = $csv->fields();
        } else {
           my $err = $csv->error_input;
            print "Failed to parse line: $err";
        }
    }

    foreach $field (@columns) {
        ##print ("\$avg \= \$dbh\-\>selectrow_array\(\"SELECT avg\($field\) FROM results\"\) \n");
        $avg = $dbh->prepare("SELECT avg($field) FROM results");
        print ("$field, $avg \n");
    }

    ###print ("$avg,\n");

    close CSV;