function chicagoancestors_views_query_alter(&$query, &$view, &$summary, &$level) {
  if ($view->vid=='21') { // @@@ Generalize
    foreach($view->field as $field) {
      if ($field['tablename'] != 'counthack') {
        $query->add_groupby($field['tablename'].'.'.$field['field']);
      }
    }
  }
}

function chicagoancestors_views_tables() {
  $tables['counthack'] = array(
    'fields' => array(
      'countgroups' => array(
        'notafield' => TRUE,
        'name' => t('Hack: Count it all'),
        'help' => t('I need it more than you... *sigh*'),
        'handler' => 'chicagoancestors_handler1',
        'query_handler' => 'chicagoancestors_query_handler1',
      ),
    ),
  );
  return $tables;
}

function chicagoancestors_query_handler1($fielddata, $fieldinfo, &$query) {
  $query->add_field('COUNT(*) AS counthack','');
}

function chicagoancestors_handler1($fieldinfo, $fielddata, $value, $data) {
  return $data->counthack;
}