<?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.ycl.mapper.message.MessageColumnSetMapper">
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<!-- 通用查询映射结果 -->
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<resultMap id="BaseResultMap" type="com.ycl.entity.message.MessageColumnSet">
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<id column="id" property="id" />
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<result column="user_id" property="userId" />
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<result column="message_column_id" property="messageColumnId" />
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<result column="is_receive" property="isReceive" />
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</resultMap>
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<!-- 通用查询结果列 -->
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<sql id="Base_Column_List">
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id, user_id, message_column_id, is_receive
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</sql>
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<select id="selectColumnAndCount" resultType="com.ycl.vo.message.MessageColumnSetVO" >
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SELECT
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count(1) as messageNumber,
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t4.column_name AS columnName
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FROM
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`ums_message_column_set` t1
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LEFT JOIN ums_message_column_set t2 ON t1.message_column_id = t2.id
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LEFT JOIN ums_message_column t4 ON t2.message_column_id = t4.id
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LEFT JOIN ums_message t3 ON t2.id=t3.message_type
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<where>
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t2.is_receive=1
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<if test="userId !=null">
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and t1.user_id = #{userId}
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</if>
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</where>
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GROUP BY
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t4.column_name
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</select>
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</mapper>
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