更新

console/controllers/PurchaseController.php

@@ -92,7 +92,7 @@ class PurchaseController extends Controller
 
         $arr = [];
         foreach ($query->batch() as $purchases) {
-
+print_r($purchases);die;
             foreach ($purchases as $purchase) {
                 $connection = Yii::$app->db;
                 $transaction = $connection->beginTransaction();