_init() protected method

Initializes the record set and uses the database connection to get the column list contained in the query that created this object.
See also: lithium\data\collection\RecordSet::$_columns
protected _init ( ) : void
return void
 /**
  * Initializes the record set and uses the database connection to get the column list contained
  * in the query that created this object.
  *
  * @see lithium\data\collection\RecordSet::$_columns
  * @return void
  * @todo The part that uses _handle->schema() should be rewritten so that the column list
  *       is coming from the query object.
  */
 protected function _init()
 {
     parent::_init();
     if ($this->_result) {
         $this->_columns = $this->_columnMap();
     }
 }