a-tuoheng-device/src/main/resources/mapper/device/DeviceTempMapper.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.ruoyi.device.mapper.DeviceTempMapper">

    <resultMap type="com.ruoyi.device.mapper.entity.DeviceTempEntity" id="DeviceTempResult">
        <result property="id"    column="id"    />
    </resultMap>

    <sql id="selectDeviceTempVo">
        select id from tuoheng_device_temp
    </sql>

    <select id="selectDeviceTempList" parameterType="com.ruoyi.device.mapper.entity.DeviceTempEntity" resultMap="DeviceTempResult">
        <include refid="selectDeviceTempVo"/>
        <where>
            <if test="id != null and id != ''"> and id = #{id}</if>
        </where>
    </select>

    <select id="selectDeviceTempById" parameterType="String" resultMap="DeviceTempResult">
        <include refid="selectDeviceTempVo"/>
        where id = #{id}
    </select>

</mapper>