$servername = "localhost";
            $username = "algolhos_unisitc";
            $password = "Un1s1t_commerce";
            $dbname = "algolhos_unisitc";

            // Create connection
            $conn = new mysqli($servername, $username, $password, $dbname);
            // Check connection
            if ($conn->connect_error) {
                die("Connection failed: " . $conn->connect_error);
            }

            $sql = "SELECT codice_target FROM customer";
            $readyForExport['codice_target'] = $conn->query($sql);

            print_r('The id_order is: ' . $readyForExport['codice_target']); // see if this is empty $readyForExport['codice_target']