模拟考试修改

Administrator

2022-06-16 8b375fe00a241b3a769b82fe3dac8d1c9dce8a02

 src/main/java/org/springblade/modules/exam/mapper/ExamPaperMapper.xml

@@ -549,6 +549,7 @@
        </collection>
    </resultMap>

    <!--已缴费人员题目查询-->
    <select id="queryRandomSubjectList" resultMap="ExamSubjectChoicesInfoMap">
        select
        esc.id,esc.category_id,esc.subject_name,esc.choices_type,esc.score,esc.answer,
@@ -578,5 +579,35 @@
        esc.id = eso.subject_choices_id
    </select>

    <!--模拟考试随机抽题-->
    <select id="simulateQueryRandomSubjectList" resultMap="ExamSubjectChoicesInfoMap">
        SELECT
            esc.id,
            esc.category_id,
            esc.subject_name,
            esc.choices_type,
            esc.score,
            esc.answer,
            eso.id eso_id,
            eso.subject_choices_id,
            eso.option_name,
            eso.option_content,
            eso.creator,
            eso.create_date,
            eso.modifier,
            eso.modify_date,
            eso.del_flag,
            eso.application_code,
            eso.tenant_code
        FROM
            (
                SELECT * FROM ( SELECT * FROM exam_subject_choices WHERE choices_type = 0 ORDER BY RAND( ) LIMIT 25 ) a UNION ALL
                SELECT * FROM ( SELECT * FROM exam_subject_choices WHERE choices_type = 1 ORDER BY RAND( ) LIMIT 10 ) b UNION ALL
                SELECT * FROM ( SELECT * FROM exam_subject_choices WHERE choices_type = 2 ORDER BY RAND( ) LIMIT 20 ) c UNION ALL
                SELECT * FROM ( SELECT * FROM exam_subject_choices WHERE choices_type = 3 ORDER BY RAND( ) LIMIT 5 ) d
            ) esc
            LEFT JOIN exam_subject_option eso ON esc.id = eso.subject_choices_id
    </select>


</mapper>