QueryAggregate::addGroupBy

protected QueryAggregate::addGroupBy()

protected function addGroupBy() {
  foreach ($this->groupBy as $group_by) {
    $field = $group_by['field'];
    $sql_field = $this->getSqlField($field, $group_by['langcode']);
    $this->sqlGroupBy[$sql_field] = $sql_field;
    list($table, $real_sql_field) = explode('.', $sql_field);
    $this->sqlFields[$sql_field] = array($table, $real_sql_field, $this->createSqlAlias($field, $real_sql_field));
  }

  return $this;
}