public function sqlq($sql) {
    // $args = ['--db-prefix', '"' . $sql . '"'];
    $sql = strtr($sql, [
      "{" => '',
       "}" => ''
     ]);
    $output = trim($this->__call('sqlq', ['"' . $sql . '"']));
    $output = $this->cleanOutput($output);
    return $output;
  }