From 1223edea2f56e5c3c0e36ea844c12ef55908e3c2 Mon Sep 17 00:00:00 2001
From: chenrui <1187576398@qq.com>
Date: 星期五, 09 五月 2025 17:33:34 +0800
Subject: [PATCH] 回款登记功能开发

---
 src/main/resources/mapper/sales/SalesLedgerMapper.xml |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/src/main/resources/mapper/sales/SalesLedgerMapper.xml b/src/main/resources/mapper/sales/SalesLedgerMapper.xml
new file mode 100644
index 0000000..16ba140
--- /dev/null
+++ b/src/main/resources/mapper/sales/SalesLedgerMapper.xml
@@ -0,0 +1,12 @@
+<?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.sales.mapper.SalesLedgerMapper">
+
+    <select id="selectSequencesByDate" resultType="java.lang.Integer">
+        SELECT CAST(SUBSTR(sales_contract_no, 9, 2) AS SIGNED)
+        FROM sales_ledger
+        WHERE SUBSTR(sales_contract_no, 1, 8) = #{datePart}
+    </select>
+</mapper>
\ No newline at end of file

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