mybatis中sql语句的批量插入

<!-- 收件箱插入收件信息 -->
    <insert id="insertReceiveemail">   
        <!-- 生成一条UUID类型的id -->
        <selectKey keyProperty="rid" resultType="String" order="BEFORE">  
            select  replace(uuid(),'-','')   from dual  
            </selectKey>  
             INSERT INTO  receiveemail (rid,sid,id,receivetime,isread,isdel,remark)
             VALUES (#{rid},#{sid},#{id},#{receivetime},#{isread},#{isdel},#{remark})
     </insert>