fetchColumns() public method

public fetchColumns ( $module, $version, $adapter_name ) : array
$module
$version
$adapter_name
return array
 public function discoverAction()
 {
     $module = $this->params()->fromRoute('name', false);
     $version = $this->params()->fromRoute('version', false);
     $adapter_name = urldecode($this->params()->fromRoute('adapter_name', false));
     $data = $this->model->fetchColumns($module, $version, $adapter_name);
     return new ViewModel(['payload' => $data]);
 }