mirror of
https://github.com/LemmyNet/lemmy.git
synced 2024-11-16 09:24:00 +00:00
19 lines
864 B
MySQL
19 lines
864 B
MySQL
|
CREATE FUNCTION reverse_timestamp_sort (t timestamp with time zone)
|
||
|
|
RETURNS bigint
|
||
|
|
AS $$
|
||
|
|
BEGIN
|
||
|
|
RETURN (-1000000 * EXTRACT(EPOCH FROM t))::bigint;
|
||
|
|
END;
|
||
|
|
$$
|
||
|
|
LANGUAGE plpgsql
|
||
|
|
IMMUTABLE PARALLEL SAFE;
|
||
|
|
|
||
|
|
CREATE INDEX idx_post_aggregates_community_published_asc ON public.post_aggregates USING btree (community_id, featured_local DESC, reverse_timestamp_sort (published) DESC);
|
||
|
|
|
||
|
|
CREATE INDEX idx_post_aggregates_featured_community_published_asc ON public.post_aggregates USING btree (community_id, featured_community DESC, reverse_timestamp_sort (published) DESC);
|
||
|
|
|
||
|
|
CREATE INDEX idx_post_aggregates_featured_local_published_asc ON public.post_aggregates USING btree (featured_local DESC, reverse_timestamp_sort (published) DESC);
|
||
|
|
|
||
|
|
CREATE INDEX idx_post_aggregates_published_asc ON public.post_aggregates USING btree (reverse_timestamp_sort (published) DESC);
|
||
|
|
|