/**
* Apply sorting and filtering to collection
*
* @return $this
*/
protected function _initSelect()
{
parent::_initSelect();
$this->addFieldToSelect('entity_id')->addFieldToSelect('created_at')->addFieldToSelect('increment_id')->addFieldToSelect('order_currency_code')->addFieldToSelect('store_currency_code')->addFieldToSelect('base_currency_code')->addFieldToSelect('state')->addFieldToSelect('grand_total')->addFieldToSelect('base_grand_total')->addFieldToSelect('billing_name')->setOrderFilter($this->getOrder());
return $this;
}
/**
* Apply sorting and filtering to collection
*
* @return $this
*/
protected function _initSelect()
{
parent::_initSelect()->setOrderFilter($this->getOrder());
return $this;
}