From 5274e48fdb951e007b3ffdb1e4a9fcfe84b7c72c Mon Sep 17 00:00:00 2001 From: xiaoyong931011 <15274802129@163.com> Date: Thu, 29 Sep 2022 17:57:08 +0800 Subject: [PATCH] 20220902 --- src/main/resources/mapper/modules/MallGoodsMapper.xml | 7 +++++++ 1 files changed, 7 insertions(+), 0 deletions(-) diff --git a/src/main/resources/mapper/modules/MallGoodsMapper.xml b/src/main/resources/mapper/modules/MallGoodsMapper.xml index 697cbed..6f5ee74 100644 --- a/src/main/resources/mapper/modules/MallGoodsMapper.xml +++ b/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> \ No newline at end of file -- Gitblit v1.9.1