修改库存

src/main/resources/mapper/TbProductSkuMapper.xml

@@ -355,4 +355,13 @@
             resultType="com.chaozhanggui.system.cashierservice.entity.TbProductSkuWithBLOBs">
       select * from tb_product_sku where product_id = #{productId}
     </select>
+
+  <update id="batchStockNum">
+    <foreach collection="list" item="item" index="index" open="" close="" separator=";">
+      update tb_product_sku
+      set stock_number= stock_number+ #{item.number},
+      where id = #{item.skuId}
+    </foreach>
+
+  </update>
 </mapper>