ExerciseDictMapper.xml
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<?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.subsidy.mapper.ExerciseDictMapper">
<!-- 通用查询映射结果 -->
<resultMap id="BaseResultMap" type="com.subsidy.model.ExerciseDictDO">
<id column="id" property="id" />
<result column="create_date" property="createDate" />
<result column="update_date" property="updateDate" />
<result column="delete_date" property="deleteDate" />
<result column="exercise_type" property="exerciseType" />
<result column="course_id" property="courseId" />
<result column="difficulty" property="difficulty" />
<result column="title" property="title" />
<result column="items" property="items" />
<result column="right_answer" property="rightAnswer" />
<result column="detail" property="detail" />
</resultMap>
<!-- 通用查询结果列 -->
<sql id="Base_Column_List">
create_date,
update_date,
delete_date,
id, exercise_type, course_id, difficulty, title, items, right_answer, detail
</sql>
<select id="getPaperExercise" resultType="com.subsidy.vo.exercise.GetPaperExerciseVO">
SELECT
id,
exercise_type,
course_id,
difficulty,
title,
items,
right_answer,
detail,
order_no
FROM
exercise_dict t
WHERE
t.delete_date IS NULL
AND t.paper_id = #{paperId}
<if test="difficulty!=null and difficulty !=''">
AND t.difficulty = #{difficulty}
</if>
<if test="exerciseType!=null and exerciseType !=''">
AND t.exercise_type = #{exerciseType}
</if>
<if test="title !=null and title !=''">
and t.title like concat('%',#{title} ,'%')
</if>
order by t.order_no
</select>
</mapper>