Update replaceable_schema.sql

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dullbananas 2023-12-22 23:19:56 -07:00 committed by GitHub
parent 07cf24c709
commit 8a36657ea0
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@ -21,29 +21,57 @@ CREATE SCHEMA r;
-- These triggers create and update rows in each aggregates table to match its associated table's rows. -- These triggers create and update rows in each aggregates table to match its associated table's rows.
-- Deleting rows and updating IDs are already handled by `CASCADE` in foreign key constraints. -- Deleting rows and updating IDs are already handled by `CASCADE` in foreign key constraints.
CREATE FUNCTION r.upsert_community_aggregates_from_community () RETURNS trigger CREATE FUNCTION r.community_aggregates_from_community () RETURNS trigger
LANGUAGE plpgsql LANGUAGE plpgsql
AS $$ AS $$
BEGIN BEGIN
INSERT INTO INSERT INTO community_aggregates (community_id, published)
community_aggregates (community_id, published)
SELECT SELECT
community_id, community_id,
published published
FROM FROM
new_community new_community;
ON CONFLICT DO UPDATE SET
published = excluded.published;
RETURN NULL; RETURN NULL;
END END
$$; $$;
CREATE TRIGGER upsert_aggregates CREATE TRIGGER aggregates
AFTER INSERT OR UPDATE OF published ON community AFTER INSERT ON community
REFERENCING NEW TABLE AS new_community REFERENCING NEW TABLE AS new_community
FOR EACH STATEMENT FOR EACH STATEMENT
EXECUTE FUNCTION r.upsert_community_aggregates_from_community; EXECUTE FUNCTION r.community_aggregates_from_community ();
CREATE FUNCTION r.post_aggregates_from_post () RETURNS trigger
LANGUAGE plpgsql
AS $$
BEGIN
INSERT INTO post_aggregates (post_id, published, newest_comment_time, newest_comment_time_necro, community_id, creator_id, instance_id, featured_community, featured_local)
SELECT
id,
published,
published,
published,
community_id,
creator_id,
(SELECT community.instance_id FROM community WHERE community.id = community_id LIMIT 1),
featured_community,
featured_local
FROM
new_post
ON CONFLICT DO UPDATE SET
featured_community = excluded.featured_community,
featured_local = excluded.featured_local;
RETURN NULL;
END
$$;
CREATE TRIGGER aggregates
AFTER INSERT OR UPDATE OF featured_community, featured_local ON post
REFERENCING NEW TABLE AS new_post
FOR EACH STATEMENT
EXECUTE FUNCTION r.post_aggregates_from_post ();
COMMIT; COMMIT;