TIL - 250124

URL : https://datalemur.com/questions/tesla-unfinished-parts

SELECT
  part
  ,assembly_step
FROM parts_assembly
WHERE finish_date IS NULL
;

URL : https://datalemur.com/questions/sql-page-with-no-likes

SELECT
  page_id
FROM pages pg
LEFT JOIN page_likes lk 
USING (page_id)
WHERE liked_date IS NULL
;