backend_code/src/main/resources/mapper/template/SmartScoreManageMapper.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.SmartScoreManageMapper">

    <select id="getMaxTerm" resultType="String" >
        select max(term) as term from `smart_score_manage`
    </select>
</mapper>