Magento - 哪些表getEntityTable（）指向哪个表？

Question

class Mage_Sales_Model_Entity_Order_Collection extends Mage_Eav_Model_Entity_Collection_Abstract 
{ 

    protected function _construct() 
    { 
     $this->_init('sales/order'); 
    } 

    public function addItemCountExpr() 
    { 
     $orderTable = $this->getEntity()->getEntityTable(); 

     $orderItemEntityTypeId = Mage::getResourceSingleton('sales/order_item')->getTypeId(); 
     $this->getSelect()->join(
      array('items'=>$orderTable), 
      'items.parent_id=e.entity_id and items.entity_type_id='.$orderItemEntityTypeId, 
      array('items_count'=>new Zend_Db_Expr('COUNT(items.entity_id)')) 
     ) 
     ->group('e.entity_id'); 
     return $this; 
    } 
} 

Answer 1

如/code/core/Mage/Sales/etc/config.xml定义：

<order><table>sales_flat_order</table></order> 

为'sales/order'模型表是：sales_flat_order