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@ -0,0 +1,26 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<!-- 定义XML文档类型为MyBatis的mapper，指定了DTD的URL -->
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<!-- 定义了一个mapper元素，指定了namespace，这个namespace对应于Mapper接口的全路径 -->
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<mapper namespace="com.yami.shop.dao.HotSearchMapper">
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<!-- 定义了一个查询操作，用于根据店铺ID获取热搜DTO -->
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<select id="getHotSearchDtoByShopId" resultType="com.yami.shop.bean.dto.HotSearchDto">
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<!-- 查询语句，选择hot_search_id, content, title字段 -->
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SELECT
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hot_search_id,
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content,
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title
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<!-- 从tz_hot_search表中查询 -->
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FROM
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tz_hot_search
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<!-- 条件是shop_id等于传入的shopId参数，并且status字段等于1 -->
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WHERE
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shop_id = #{shopId}
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AND `status` = 1
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<!-- 按照seq字段排序 -->
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ORDER BY
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seq
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</select>
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</mapper>
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