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$sql = "show columns from my_table";
execute
while (there are $field_names) {
     print "<input type='text' name='".$field_name."'>"
}

$public_names{$field_1} = "foo";
$public_names{$field_2} = "bar";
foreach $key (keys %public_names) {
     print "<input type='text' name='".$public_names{$key}."'>"
}

$sql = "show columns from my_table";
...
     $scrambled =~ tr/[a-z]/[w,t,5,s,c,....,7,a]/;
     return $scrambled;
}