【新增】 1、判分完成后，上传文件 2、选择题判分 3、获取学生成绩

exam-module-exam/exam-module-exam-biz/src/main/resources/mapper/student/StuPaperScoreMapper.xml

@@ -0,0 +1,29 @@
+<?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="pc.exam.pp.module.exam.dal.mysql.student.StuPaperScoreMapper">
+
+    <!--
+        一般情况下，尽可能使用 Mapper 进行 CRUD 增删改查即可。
+        无法满足的场景，例如说多表关联查询，才使用 XML 编写 SQL。
+        代码生成器暂时只生成 Mapper XML 文件本身，更多推荐 MybatisX 快速开发插件来生成查询。
+        文档可见：https://www.iocoder.cn/MyBatis/x-plugins/
+     -->
+    <select id="findByStuIdAndPaperId" resultType="pc.exam.pp.module.exam.dal.dataobject.student.StuPaperScoreDO">
+        SELECT * FROM exam_stu_paper_score WHERE stu_id = #{stuId} AND paper_id = #{paperId}
+    </select>
+
+
+    <select id="getStuScore" resultType="pc.exam.pp.module.exam.dal.mysql.student.StuScoreVo">
+        SELECT
+            esps.stu_id AS stuId,
+            esps.paper_id AS paperId,
+            esps.all_score AS score,
+            su.username AS stuNumber,
+            su.nickname AS nickName
+        FROM
+            exam_stu_paper_score AS esps
+                LEFT JOIN system_users AS su ON esps.stu_id = su.id
+        WHERE esps.stu_id = #{stuId} AND esps.paper_id = #{paperId}
+    </select>
+
+</mapper>