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

    <select id="alterPriceRecord" resultType="com.template.model.vo.AlterPriceRecordVo">
        SELECT t2.room_type as houseType,
        t2.room_name AS houseName,
        group_concat(REPLACE(t1.set_date, ',', ' 至 ')) AS setDate,
        t1.price AS alterPrice,
        t1.original_price AS originalPrice,
        a.name as `name`,
        t1.create_time as date
        FROM house_price t1
        LEFT JOIN house t2 ON t1.house_id = t2.id
        and t2.deleted = 0
        LEFT JOIN admin a on a.id = t1.create_user
        and a.deleted = 0
        <where>
            t1.deleted = 0
            <if test="type != null and type != ''">
                AND t2.room_type = #{type}
            </if>

            <if test="houseName != null and houseName != ''">
                AND t2.room_name = #{houseName}
            </if>

            <if test="operatingTime != null and operatingTime != ''">
                AND t1.create_time BETWEEN SUBSTRING_INDEX(#{operatingTime}, ',', 1) and
                SUBSTRING_INDEX(#{operatingTime}, ',', -1)
            </if>

            <if test="priceTime != null and priceTime != ''">
                AND (substring_index(t1.set_date, ',', 1) BETWEEN SUBSTRING_INDEX(#{priceTime}, ',', 1) and
                SUBSTRING_INDEX(#{priceTime}, ',', -1)
                or
                substring_index(t1.set_date, ',', -1) BETWEEN SUBSTRING_INDEX(#{priceTime}, ',', 1) and
                SUBSTRING_INDEX(#{priceTime}, ',', -1)
                )
            </if>

            <if test="operatingName != null and operatingName != ''">
                AND a.`name` LIKE  '%' #{operatingName} '%'
            </if>

        </where>

        GROUP BY t1.id
        ORDER BY t1.create_time DESC


    </select>
</mapper>