$res = PMA_DBI_query('SELECT DATABASE() AS \'db\';');
    $row = PMA_DBI_fetch_row($res);
    if (isset($db) && is_array($row) && isset($row[0]) && (strcasecmp($db, $row[0]) != 0)) {
        $db     = $row[0];
        $reload = 1;
    }
    @PMA_DBI_free_result($res);
    unset($res, $row);