From 1f7383c5e295f11a66fdfa9b75e596f72b35b4a8 Mon Sep 17 00:00:00 2001
From: xiaoyong931011 <15274802129@163.com>
Date: Thu, 15 Sep 2022 16:38:51 +0800
Subject: [PATCH] 20220902
---
src/main/resources/mapper/modules/MallGoodsMapper.xml | 9 ++++++++-
1 files changed, 8 insertions(+), 1 deletions(-)
diff --git a/src/main/resources/mapper/modules/MallGoodsMapper.xml b/src/main/resources/mapper/modules/MallGoodsMapper.xml
index f567b03..697cbed 100644
--- a/src/main/resources/mapper/modules/MallGoodsMapper.xml
+++ b/src/main/resources/mapper/modules/MallGoodsMapper.xml
@@ -261,7 +261,14 @@
(select count(z.id) from mall_goods_comment z where z.goods_id = #{id}
and (z.star <![CDATA[ >= ]]> 3 and z.star <![CDATA[ <= ]]> 4)) goodNum,
(select count(z.id) from mall_goods_comment z where z.goods_id = #{id} and (z.star <![CDATA[ < ]]> 3 )) badNum
- from mall_goods_comment a
+ 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>
\ No newline at end of file
--
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