สอบเรื่องการ INSERT และ Update คนละตารางครับ อยากทราบว่า INSERT หนึ่งตาราง และ ก็ Update อีกตาราง ครับ

$this->upload->initialize($config);
            if ($_FILES['file_name']['name']) {
             
                                $field_name = 'file_name';

                                if ($this->upload->do_upload('file_name')){

                                    $gamber     = $this->upload->data();

                                     $adddata = array(
                                    'title'         => $title,
                                    'description'   => $description,
                                    'file_name'     => $gamber['file_name'],
                                    'create_by'     => $this->vendorId ,
                                    'create_at'     => date("Y-m-d H:i:s"),   
                                    // 'path'          => $config['upload_path'] .'/'  
                                     );
                                   $this->db->select_max('id');
                                   $this->db->insert('tbl_teams',$adddata);
                                   $insert2_teacher = $this->db->get('tbl_teams')->row_array();
                                   $teacher_id_list = $insert2_teacher['id'];

                                    foreach ($memberall as $key => $memberall) 
                                    {
                                        $data2 = array
                                        (
                                            'id_team'       => $teacher_id_list,
                                            'id_member'     => $memberall
                                        );    

                                        $results = $this->db->insert('tbl_teams_id',$data2);   
                                        $this->db->select_max('id_team');
                                        $this->db->where('id');
                                        $insert2_teams = $this->db->get('tbl_teams_id')->row_array();
                                        $teacher_id_teams = $insert2_teams['id_team'];

                                        $data3 = array
                                        (
                                            // 'id'             => $id,
                                            'id_teams'       => $teacher_id_teams
                                        );    
                                        $results = $this->db->update('tbl_member',$data3);    
                                        print_r($results);
                                       
                                    }


                                 



                                    
                                         if($results > 0)
                                        {
                                            $this->session->set_flashdata('success', 'Successfully');
                                        }
                                        else
                                        {
                                            $this->session->set_flashdata('error', 'failed');
                                        }
                                        redirect('teams');


                 }