iHotel_student_houtai/target/classes/mapper/template/HouseLockMapper.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.HouseLockMapper">

    <select id="getHouseNumberId" resultType="com.template.model.pojo.HouseLock">
        SELECT
            *
        FROM
            `house_lock`
        WHERE
            FIND_IN_SET( house_number_id, #{houseNumberId})
          AND deleted =0
    </select>
</mapper>