Untitled

WITH x AS (
    SELECT video_id, SUM(youtube_views) AS total_views 
    FROM youtube_views 
    GROUP BY video_id
), 
y AS (
    SELECT video_id, SUM(age_group_13_34_views) AS views_13_34 
    FROM youtube_views 
    GROUP BY video_id
) 
SELECT x.video_id
       ,vi.video_title	
       ,x.total_views 
      ,y.views_13_34 
       ,y.views_13_34 / x.total_views AS pct_views 
FROM x 
INNER JOIN y USING (video_id) 
INNER JOIN (select distinct video_title, video_id from video_info) as vi using (video_id)
WHERE y.views_13_34 / x.total_views > 0.5;  -- Using full calculation instead of alias