50 lines
1.7 KiB
XML
50 lines
1.7 KiB
XML
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<?xml version="1.0" encoding="UTF-8"?>
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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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<mapper namespace="com.qingqiu.interview.mapper.QuestionMapper">
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<select id="selectByCategory" resultType="com.qingqiu.interview.entity.Question">
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SELECT *
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FROM question
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WHERE category = #{category} AND deleted = 0
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ORDER BY created_time DESC
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</select>
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<select id="selectByCategories" resultType="com.qingqiu.interview.entity.Question">
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SELECT *
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FROM question
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WHERE category IN
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<foreach collection="categories" item="category" open="(" separator="," close=")">
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#{category}
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</foreach>
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AND deleted = 0
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ORDER BY created_time DESC
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</select>
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<select id="selectRandomByCategories" resultType="com.qingqiu.interview.entity.Question">
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SELECT *
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FROM question
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WHERE category IN
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<foreach collection="categories" item="category" open="(" separator="," close=")">
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#{category}
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</foreach>
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AND deleted = 0
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ORDER BY RAND()
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LIMIT #{limit}
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</select>
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<select id="selectByContent" resultType="com.qingqiu.interview.entity.Question">
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SELECT *
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FROM question
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WHERE content = #{content} AND deleted = 0
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LIMIT 1
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</select>
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<select id="countByCategory" resultType="com.qingqiu.interview.dto.DashboardStatsResponse$CategoryStat">
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SELECT category as name, COUNT(*) as value
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FROM question
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WHERE deleted = 0
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GROUP BY category
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ORDER BY value DESC
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</select>
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</mapper>
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