20220902

xiaoyong931011

2022-09-23 7df8d05903fb7fdfc04d5a71dc6e3ce4c9d22c50

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

@@ -264,4 +264,11 @@
        from mall_goods_comment a limit 1
    </select>

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

</mapper>