my $dbh = DBI->connect ($dsn, $user, $pass, { FetchHashKeyName => "NAME_lc", … });
my ($sth, %rec) = $dbh->prepare ("select * from $tbl");
$sth->execute;
$sth->bind_columns (\(@rec{@{$sth->{NAME_lc}}}));
while ($sth->fetch) {
    $rec{"ne"} eq $bsc or next;
    # All fields accessible by their name (lc)
    }