zcloud_gbs_edu/web-infrastructure/src/main/resources/mapper/TrainingUserMapper.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.zcloud.edu.persistence.mapper.TrainingUserMapper">
    <update id="updateTime">
        update training_user
        <set>
            start_time = #{params.startTime},
            end_time = #{params.endTime}
        </set>
        <where>
                phone = #{params.phone}
                and ( end_time is null or end_time &lt; #{params.endTime})
        </where>
    </update>



    <select id="listAllByPhones" resultType="com.zcloud.edu.persistence.dataobject.TrainingUserDO">

        select
            phone,
            start_time,
            end_time,
            case when start_time &lt; now() and end_time > now() then 1 else 0 end stateFlag
        from
            training_user
        <where>
            delete_enum = 'false'
            <if test="params.phones != null">
                and phone in
                <foreach item="phone" collection="params.phones" open="(" separator="," close=")">
                    #{phone}
                </foreach>
            </if>

        </where>
    </select>

</mapper>