chat-server/adminnew/target/classes/mybatis/xbd/ChannelRoomMapper.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.juxiao.xchat.module.xbd.mapper.operation.ChannelRoomMapper" >

    <delete id="deleteByChannelId" parameterType="integer">
        DELETE FROM channel_room WHERE channel_id = #{id}
    </delete>
    <select id="listUidByChannelId" resultType="long">
        SELECT uid FROM channel_room WHERE channel_id = #{id}
    </select>

    <insert id="insertChannelRoom">
        INSERT INTO channel_room
        (channel_id, uid)
        VALUES
        <foreach item='value' index='index' collection='list' separator=','>
            (#{id}, #{value})
        </foreach>
    </insert>

    <select id="listByChannelId" resultType="com.juxiao.xchat.module.xbd.domain.operation.ChannelRoom">
        SELECT
          r.uid,
          r.room_id AS roomId,
          r.tag_id AS tagId,
          r.room_tag AS roomTag,
          r.avatar AS avatar,
          r.type AS type,
          r.title AS title,
          u.erban_no AS erbanNo
        FROM room r
        LEFT JOIN users u ON u.uid = r.uid
        LEFT JOIN channel_room cr ON cr.uid = r.uid
        WHERE cr.channel_id = #{channelId}
    </select>


    <delete id="deleteChannelRoomByChannelIdAndUid">
        DELETE FROM channel_room WHERE channel_id = #{channelId} AND uid = #{uid}
    </delete>

</mapper>