a，b两个表的数据倒是都插入了
$model = new \app\common\model\Shop();
$model->data($param)->allowField(true)->isUpdate(false)->together(['admin'=>['username','password']])->save(); 最佳答案
a，b两个表的数据倒是都插入了
$model = new \app\common\model\Shop();
$model->data($param)->allowField(true)->isUpdate(false)->together(['admin'=>['username','password']])->save();