java-insagent-pc/src/main/resources/mapper/modules/admin/SysUserTrackMapper.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.ydtech.modules.admin.dao.SysUserTrackMapper">
    <resultMap id="sysUserTrackMap" type="com.ydtech.modules.admin.model.SysUserTrack">
        <id column="id" property="id" javaType="java.lang.Integer"/>
        <result column="user_id" property="userId" javaType="java.lang.String"/>
        <result column="status" property="status" javaType="java.lang.Integer"/>
        <result column="approve_by" property="approveBy" javaType="java.lang.String"/>
        <result column="approve_by_id" property="approveById" javaType="java.lang.String"/>
        <result column="approve_time" property="approveTime" javaType="java.util.Date"/>
        <result column="approve_mess" property="approveMess" javaType="java.lang.String"/>
    </resultMap>

    <select id="getLastTime" resultMap="sysUserTrackMap">
        select  approve_by,approve_time from sys_user_track
        where user_id = #{userId} order by approve_time desc limit 1
    </select>

</mapper>