movies development=#
  update movie_showtimes_with_current_and_sold_out_and_dirty_and_expiry
     set dirty = true
  where id in (1, 2);
UPDATE 2

movies development=#
  select *
    from movie_showtimes_with_current_and_sold_out
  where id = 1;
(1 row)

movies development=#
  select id, dirty
    from movie_showtimes_with_current_and_sold_out_and_dirty_and_expiry
  where id in (1, 2);
 id | dirty
----+-------
  2 | t
  1 | f
(2 rows)


