backend_dormitory/src/main/resources/mapper/template/WelcomeBedMapper.xml

<?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.template.mapper.WelcomeBedMapper">

    <select id="getBedList" resultType="com.template.model.vo.BedDetailsVo">
        SELECT
            number,
            is_check as isCheck
        FROM
            welcome_bed
        WHERE
            deleted = 0
          AND school_id = #{schoolId}
          AND build_id = #{buildId}
          AND dormitory_id = #{dormitoryId}
          AND (student_card != #{studentCard} or student_card is NULL)
    </select>
    <select id="getBedDetailsVo" resultType="com.template.model.vo.BedDetailsVo">
        SELECT
            ws.picture,
            wb.card_num ascardNum,
            ws.`name`,
            ws.sex,
            ws.nationality,
            wo.`name` as college,
            wo2.`name` as major,
            wo3.`name` as classstr,
            ws.batch_value as batchValue,
            w.build,
            ws.exam_num as examNum,
            wd.dormitory,
            wb.student_card as studentCard,
            ws.address,
            ws.phone,
            wb.number,
            wb.is_check as isCheck
        FROM
            welcome_bed wb
                LEFT JOIN welcome_org wo ON wb.college_id = wo.id
                AND wo.deleted = 0
                LEFT JOIN welcome_org wo2 ON wb.major_id = wo2.id
                AND wo2.deleted = 0
                LEFT JOIN welcome_org wo3 ON wb.classstr_id = wo3.id
                AND wo3.deleted = 0
                LEFT JOIN welcome_build w ON wb.build_id = w.id
                AND w.deleted = 0
                LEFT JOIN welcome_dormitory wd ON wb.dormitory_id = wd.id
                AND wd.deleted = 0
                LEFT JOIN welcome_student ws ON wb.student_card = ws.card_id
                AND ws.deleted = 0
        WHERE
            wb.deleted = 0
          AND wb.school_id = #{schoolId}
          AND wb.build_id = #{buildId}
          AND wb.dormitory_id = #{dormitoryId}
          AND wb.student_card = #{studentCard}
    </select>
</mapper>