gistfile1.txt

public function add_facebook( $id, $fb_access_token ) 
    { 
     $data = array('fb_access_token' => $fb_access_token); 
     $this->db->where('id', $id); 
     if( $this->db->update( $this->db_table, $data ) ) 
     { 
      return TRUE; 
     } 
     else 
     { 
      return FALSE; 
     } 
    }