From b661bcf7e065092c876e052bad0bfaecb9dc0c17 Mon Sep 17 00:00:00 2001
From: luohairen <3399054449@qq.com>
Date: 星期二, 12 十一月 2024 21:21:06 +0800
Subject: [PATCH] 优化错题查询
---
src/main/resources/mapper/QuestionAnswerRecordMapper.xml | 45 +++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 45 insertions(+), 0 deletions(-)
diff --git a/src/main/resources/mapper/QuestionAnswerRecordMapper.xml b/src/main/resources/mapper/QuestionAnswerRecordMapper.xml
index 048ba38..578eba4 100644
--- a/src/main/resources/mapper/QuestionAnswerRecordMapper.xml
+++ b/src/main/resources/mapper/QuestionAnswerRecordMapper.xml
@@ -1,6 +1,51 @@
<?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.ycl.jxkg.mapper.QuestionAnswerRecordMapper">
+ <resultMap id="BaseResultMap" type="com.ycl.jxkg.domain.entity.QuestionAnswerRecord">
+ <id property="id" column="id" />
+ <result property="userId" column="user_id" />
+ <result property="examId" column="exam_id" />
+ <result property="paperId" column="paper_id" />
+ <result property="questionId" column="question_id" />
+ <result property="doRight" column="do_right" />
+ <result property="userAnswer" column="user_answer" />
+ <result property="score" column="score" />
+ <result property="questionType" column="question_type" />
+ </resultMap>
+
+ <resultMap id="WrongResultMap" type="com.ycl.jxkg.domain.vo.student.wrong.WrongResponseVO">
+ <result property="paperId" column="paper_id" />
+ <result property="title" column="title" />
+ <result property="questionType" column="question_type" />
+ <result property="difficult" column="difficult" />
+ <result property="score" column="score" />
+ <result property="examName" column="exam_name" />
+ </resultMap>
+ <select id="selectWrongQuestion" resultMap="WrongResultMap">
+ SELECT
+ qar.paper_id,
+ q.title,
+ q.question_type,
+ q.difficult,
+ qar.score,
+ e.exam_name
+ FROM t_question_answer_record qar
+ LEFT JOIN t_question q ON q.id = qar.question_id
+ LEFT JOIN t_exam e ON e.id = qar.exam_id
+ <where>
+ qar.user_id = #{wrongRequestVo.userId}
+ and do_right = 0
+ <if test="wrongRequestVo.title != null and wrongRequestVo.title != ''">
+ and q.title like concat('%',#{wrongRequestVo.title},'%')
+ </if>
+ <if test="wrongRequestVo.questionType != null">
+ and q.question_type = #{wrongRequestVo.questionType}
+ </if>
+ <if test="wrongRequestVo.examName != null and wrongRequestVo.examName != ''">
+ and e.exam_name like concat('%',#{wrongRequestVo.examName},'%')
+ </if>
+ </where>
+ </select>
</mapper>
--
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