private void detach_SysRoleTypeAuthorization(SysRoleTypeAuthorization entity)
 {
     this.SendPropertyChanging();
     entity.SysAuthorization = null;
 }
 partial void UpdateSysRoleTypeAuthorization(SysRoleTypeAuthorization instance);
 partial void DeleteSysRoleTypeAuthorization(SysRoleTypeAuthorization instance);
 partial void InsertSysRoleTypeAuthorization(SysRoleTypeAuthorization instance);