73 lines
2.4 KiB
XML
73 lines
2.4 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.imooc.mapper.FansMapper" >
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<resultMap id="BaseResultMap" type="com.imooc.pojo.Fans" >
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<!--
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WARNING - @mbg.generated
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-->
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<id column="id" property="id" jdbcType="VARCHAR" />
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<result column="vloger_id" property="vlogerId" jdbcType="VARCHAR" />
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<result column="fan_id" property="fanId" jdbcType="VARCHAR" />
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<result column="is_fan_friend_of_mine" property="isFanFriendOfMine" jdbcType="INTEGER" />
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</resultMap>
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<update id="updateByPrimaryKeySelective" parameterType="com.imooc.pojo.Fans">
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UPDATE t_fans
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<set>
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<if test="vlogerId != null"> vloger_id = #{vlogerId}, </if>
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<if test="fanId != null"> fan_id = #{fanId}, </if>
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<if test="isFanFriendOfMine != null"> is_fan_friend_of_mine = #{isFanFriendOfMine}, </if>
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</set>
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WHERE id = #{id}
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</update>
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<!-- 单条插入 -->
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<insert id="insert">
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INSERT INTO t_fans
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<foreach collection="fansData.keys" item="key" open="(" separator="," close=")">
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${key}
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</foreach>
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VALUES
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<foreach collection="fansData.values" item="value" open="(" separator="," close=")">
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#{value}
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</foreach>
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</insert>
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<!-- 查询 -->
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<select id="selectByExample" resultType="com.imooc.pojo.Fans" parameterType="map">
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SELECT
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*
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FROM
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t_fans f
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WHERE
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vloger_id = #{paramMap.vlogerId}
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AND fan_id = #{paramMap.fanId}
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</select>
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<delete id="delete" parameterType="com.imooc.pojo.Fans">
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DELETE FROM t_fans
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WHERE id = #{id}
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</delete>
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<select id="getFollowedVlogerIds" resultType="com.imooc.pojo.Fans" parameterType="map">
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SELECT vloger_id, is_fan_friend_of_mine FROM t_fans
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WHERE fan_id = #{currentUserId}
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AND vloger_id IN
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<foreach collection='vlogerIds' item='vlogerId' open='(' separator=',' close=')'>
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#{vlogerId}
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</foreach>
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</select>
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<!-- <select id="getFollowedVlogerIds" resultType="com.imooc.pojo.Fans" parameterType="map">-->
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<!-- SELECT vloger_id, MAX(is_fan_friend_of_mine) AS is_fan_friend_of_mine-->
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<!-- FROM t_fans-->
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<!-- WHERE fan_id = #{currentUserId}-->
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<!-- AND vloger_id IN-->
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<!-- <foreach collection='vlogerIds' item='vlogerId' open='(' separator=',' close=')'>-->
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<!-- #{vlogerId}-->
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<!-- </foreach>-->
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<!-- GROUP BY vloger_id-->
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<!-- </select>-->
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</mapper>
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