How to add custom columns into a custom collection class?












0















I've a custom collection class for my custom backend grid, there is the initSelect method, i want to add a custom column but not successful, the actual thing i want to do in sql is "999 as USER_VALUE"



SELECT PRODUCT_ID, ORDER_QUANTITY, 999 as USER_VALUE
FROM PRODUCT_TABLE


I've tried



$this->getSelect()
->reset(Zend_Db_Select::COLUMNS)
->columns(['dummy' => '999']);


but it marks dummy as maintable.dummy, so it results in error, the following is the initSelect()



protected function _initSelect()
{
parent::_initSelect();

/*$this->getSelect()
->reset(Zend_Db_Select::COLUMNS)
->columns(['dummy' => '999']);*/

$this->getSelect()->joinLeft(
['secondTable' => $this->getTable('sales_order_address')],
'main_table.shipping_address_id = secondTable.entity_id',
['name' => "CONCAT(firstname, ' ', lastname)", 'company', 'telephone', 'city']

);


}


Anyone know how to do that?









share



























    0















    I've a custom collection class for my custom backend grid, there is the initSelect method, i want to add a custom column but not successful, the actual thing i want to do in sql is "999 as USER_VALUE"



    SELECT PRODUCT_ID, ORDER_QUANTITY, 999 as USER_VALUE
    FROM PRODUCT_TABLE


    I've tried



    $this->getSelect()
    ->reset(Zend_Db_Select::COLUMNS)
    ->columns(['dummy' => '999']);


    but it marks dummy as maintable.dummy, so it results in error, the following is the initSelect()



    protected function _initSelect()
    {
    parent::_initSelect();

    /*$this->getSelect()
    ->reset(Zend_Db_Select::COLUMNS)
    ->columns(['dummy' => '999']);*/

    $this->getSelect()->joinLeft(
    ['secondTable' => $this->getTable('sales_order_address')],
    'main_table.shipping_address_id = secondTable.entity_id',
    ['name' => "CONCAT(firstname, ' ', lastname)", 'company', 'telephone', 'city']

    );


    }


    Anyone know how to do that?









    share

























      0












      0








      0








      I've a custom collection class for my custom backend grid, there is the initSelect method, i want to add a custom column but not successful, the actual thing i want to do in sql is "999 as USER_VALUE"



      SELECT PRODUCT_ID, ORDER_QUANTITY, 999 as USER_VALUE
      FROM PRODUCT_TABLE


      I've tried



      $this->getSelect()
      ->reset(Zend_Db_Select::COLUMNS)
      ->columns(['dummy' => '999']);


      but it marks dummy as maintable.dummy, so it results in error, the following is the initSelect()



      protected function _initSelect()
      {
      parent::_initSelect();

      /*$this->getSelect()
      ->reset(Zend_Db_Select::COLUMNS)
      ->columns(['dummy' => '999']);*/

      $this->getSelect()->joinLeft(
      ['secondTable' => $this->getTable('sales_order_address')],
      'main_table.shipping_address_id = secondTable.entity_id',
      ['name' => "CONCAT(firstname, ' ', lastname)", 'company', 'telephone', 'city']

      );


      }


      Anyone know how to do that?









      share














      I've a custom collection class for my custom backend grid, there is the initSelect method, i want to add a custom column but not successful, the actual thing i want to do in sql is "999 as USER_VALUE"



      SELECT PRODUCT_ID, ORDER_QUANTITY, 999 as USER_VALUE
      FROM PRODUCT_TABLE


      I've tried



      $this->getSelect()
      ->reset(Zend_Db_Select::COLUMNS)
      ->columns(['dummy' => '999']);


      but it marks dummy as maintable.dummy, so it results in error, the following is the initSelect()



      protected function _initSelect()
      {
      parent::_initSelect();

      /*$this->getSelect()
      ->reset(Zend_Db_Select::COLUMNS)
      ->columns(['dummy' => '999']);*/

      $this->getSelect()->joinLeft(
      ['secondTable' => $this->getTable('sales_order_address')],
      'main_table.shipping_address_id = secondTable.entity_id',
      ['name' => "CONCAT(firstname, ' ', lastname)", 'company', 'telephone', 'city']

      );


      }


      Anyone know how to do that?







      magento2 collection





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      asked 1 min ago









      hkguilehkguile

      98032754




      98032754






















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