original_string: public function distinct($flag = true)
      {
          $this->_parts[self::DISTINCT] = (bool) $flag;
          return $this;
      }
code: public function distinct($flag = true)
      {
          $this->_parts[self::DISTINCT] = (bool) $flag;
          return $this;
      }
code_tokens: public function distinct ( $ flag = true ) { $ this -> _parts [ self :: DISTINCT ] = ( bool ) $ flag ; return $ this ; }
docstring: Makes the query SELECT DISTINCT.
  
  @param bool $flag Whether or not the SELECT is DISTINCT (default true).
  @return Zend_Db_Select This Zend_Db_Select object.
docstring_tokens: Makes the query SELECT DISTINCT .