20220902

xiaoyong931011

2022-09-23 14bb69110fc779feb53c0f2fe4623a24467d4422

 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>