<?php

    /** Website database connection **/
    $DATABASE_HOST = 'localhost';
    $DATABASE_USER = 'non-root-user';
    $DATABASE_PASS = 'psw';
    $DATABASE_NAME = 'my-db';

    $websiteConnection = mysqli_connect($DATABASE_HOST, $DATABASE_USER, $DATABASE_PASS, $DATABASE_NAME);

    /** Hub database connection **/
    $DATABASE_HOST = 'localhost';
    $DATABASE_USER = 'non-root-user';
    $DATABASE_PASS = 'psw';
    $DATABASE_NAME = 'my-db';

    $hubConnection = mysqli_connect($DATABASE_HOST, $DATABASE_USER, $DATABASE_PASS, $DATABASE_NAME);

    /* Unset the variables so they cannot be accessed anymore. */
    unset($DATABASE_HOST);
    unset($DATABASE_USER);
    unset($DATABASE_PASS);
    unset($DATABASE_NAME);

?>