更新

console/controllers/PurchaseController.php

@@ -90,7 +90,6 @@ class PurchaseController extends Controller
 
         //如果有报错，抛出异常
         Yii::$app->params['errorReport'] = 1;
-        var_dump($query->batch());
         foreach ($query->batch() as $purchases) {
             foreach ($purchases as $purchase) {
                 $connection = Yii::$app->db;