20220902

xiaoyong931011

2022-09-24 14b49b72cedbb3e924c0f42321449f5b9247e589

 src/main/resources/mapper/modules/MallGoodsMapper.xml

@@ -271,4 +271,11 @@
        where id=#{id} and  stock - #{cnt} <![CDATA[ >= ]]> 0
    </update>

    <update id="updateStockAndVolumeByGoodsId">
        update mall_goods
        set stock = stock + #{cnt},
            volume = volume - #{cnt}
        where id=#{id} and  volume - #{cnt} <![CDATA[ >= ]]> 0
    </update>

</mapper>