partial void DeleteUsrUser(UsrUser instance);
partial void UpdateUsrUser(UsrUser instance);
private void detach_UsrUsers(UsrUser entity) { this.SendPropertyChanging(); entity.UsrUser1 = null; }
partial void InsertUsrUser(UsrUser instance);
private void attach_UsrUsers(UsrUser entity) { this.SendPropertyChanging(); entity.UsrUser1 = this; }