题解 | #平均播放进度大于60%的视频类别#

select tag, concat(round(avg(avg_vedio_progress)*100,2),'%') avg_play_progress
from(
select t.video_id,tag,if(timestampdiff(second,start_time,end_time)/duration>=1,1,(timestampdiff(second,start_time,end_time)/duration)) avg_vedio_progress
    from tb_user_video_log t
    left join tb_video_info v
    on t.video_id=v.video_id
) p
group by tag
having avg(avg_vedio_progress)>0.6
order by avg_play_progress desc