migrations/2023-06-07-105918_add_hot_rank_columns/down.sql

   1
   2 -- Remove the new columns
   3
   4 alter table post_aggregates drop column hot_rank;
   5 alter table post_aggregates drop column hot_rank_active;
   6
   7 alter table comment_aggregates drop column hot_rank;
   8
   9 alter table community_aggregates drop column hot_rank;
  10
  11 -- Drop some new indexes
  12 drop index idx_post_aggregates_score;
  13 drop index idx_post_aggregates_published;
  14 drop index idx_post_aggregates_newest_comment_time;
  15 drop index idx_post_aggregates_newest_comment_time_necro;
  16 drop index idx_post_aggregates_featured_community;
  17 drop index idx_post_aggregates_featured_local;
  18
  19 -- Recreate the old indexes
  20 CREATE INDEX idx_post_aggregates_featured_local_newest_comment_time ON public.post_aggregates USING btree (featured_local DESC, newest_comment_time DESC);
  21 CREATE INDEX idx_post_aggregates_featured_community_newest_comment_time ON public.post_aggregates USING btree (featured_community DESC, newest_comment_time DESC);
  22 CREATE INDEX idx_post_aggregates_featured_local_comments ON public.post_aggregates USING btree (featured_local DESC, comments DESC);
  23 CREATE INDEX idx_post_aggregates_featured_community_comments ON public.post_aggregates USING btree (featured_community DESC, comments DESC);
  24 CREATE INDEX idx_post_aggregates_featured_local_hot ON public.post_aggregates USING btree (featured_local DESC, hot_rank((score)::numeric, published) DESC, published DESC);
  25 CREATE INDEX idx_post_aggregates_featured_community_hot ON public.post_aggregates USING btree (featured_community DESC, hot_rank((score)::numeric, published) DESC, published DESC);
  26 CREATE INDEX idx_post_aggregates_featured_local_score ON public.post_aggregates USING btree (featured_local DESC, score DESC);
  27 CREATE INDEX idx_post_aggregates_featured_community_score ON public.post_aggregates USING btree (featured_community DESC, score DESC);
  28 CREATE INDEX idx_post_aggregates_featured_local_published ON public.post_aggregates USING btree (featured_local DESC, published DESC);
  29 CREATE INDEX idx_post_aggregates_featured_community_published ON public.post_aggregates USING btree (featured_community DESC, published DESC);
  30 CREATE INDEX idx_post_aggregates_featured_local_active ON public.post_aggregates USING btree (featured_local DESC, hot_rank((score)::numeric, newest_comment_time_necro) DESC, newest_comment_time_necro DESC);
  31 CREATE INDEX idx_post_aggregates_featured_community_active ON public.post_aggregates USING btree (featured_community DESC, hot_rank((score)::numeric, newest_comment_time_necro) DESC, newest_comment_time_necro DESC);
  32
  33 CREATE INDEX idx_comment_aggregates_hot ON public.comment_aggregates USING btree (hot_rank((score)::numeric, published) DESC, published DESC);
  34
  35 CREATE INDEX idx_community_aggregates_hot ON public.community_aggregates USING btree (hot_rank((subscribers)::numeric, published) DESC, published DESC);