From 94e23a3d587846f10ea9517bd2e6705093d6a99a Mon Sep 17 00:00:00 2001
From: zss <zss@example.com>
Date: 星期三, 28 一月 2026 17:57:39 +0800
Subject: [PATCH] Merge remote-tracking branch 'origin/dev_New' into dev_New

---
 src/main/resources/mapper/home/HomeMapper.xml |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

diff --git a/src/main/resources/mapper/home/HomeMapper.xml b/src/main/resources/mapper/home/HomeMapper.xml
new file mode 100644
index 0000000..060099a
--- /dev/null
+++ b/src/main/resources/mapper/home/HomeMapper.xml
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.ruoyi.home.mapper.HomeMapper">
+
+    <select id="productTurnoverDays" resultType="com.ruoyi.dto.MapDto">
+        SELECT p.product_name                                                      AS name,
+               DATEDIFF(IFNULL(MAX(sor.create_time), NOW()), MAX(sir.create_time)) AS value
+        FROM product p
+                 JOIN product_model pm ON p.id = pm.product_id
+                 JOIN stock_in_record sir ON pm.id = sir.product_model_id
+                 LEFT JOIN stock_out_record sor ON pm.id = sor.product_model_id
+        GROUP BY p.id, p.product_name
+    </select>
+
+</mapper>

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