mirror of
https://github.com/LemmyNet/lemmy.git
synced 2024-12-14 22:30:42 +00:00
be1389420b
* SQL format checking, 1. * SQL format checking, 2. * SQL format checking, 3. * SQL format checking, 4. * SQL format checking, 5. * Running pg_format * Getting rid of comment. * Upping pg_format version. * Using git ls-files for sql format check. * Fixing sql lints. * Addressing PR comments.
152 lines
4 KiB
PL/PgSQL
152 lines
4 KiB
PL/PgSQL
CREATE OR REPLACE FUNCTION refresh_post ()
|
|
RETURNS TRIGGER
|
|
LANGUAGE plpgsql
|
|
AS $$
|
|
BEGIN
|
|
IF (TG_OP = 'DELETE') THEN
|
|
DELETE FROM post_aggregates_fast
|
|
WHERE id = OLD.id;
|
|
-- Update community number of posts
|
|
UPDATE
|
|
community_aggregates_fast
|
|
SET
|
|
number_of_posts = number_of_posts - 1
|
|
WHERE
|
|
id = OLD.community_id;
|
|
ELSIF (TG_OP = 'UPDATE') THEN
|
|
DELETE FROM post_aggregates_fast
|
|
WHERE id = OLD.id;
|
|
INSERT INTO post_aggregates_fast
|
|
SELECT
|
|
*
|
|
FROM
|
|
post_aggregates_view
|
|
WHERE
|
|
id = NEW.id
|
|
ON CONFLICT (id)
|
|
DO NOTHING;
|
|
ELSIF (TG_OP = 'INSERT') THEN
|
|
INSERT INTO post_aggregates_fast
|
|
SELECT
|
|
*
|
|
FROM
|
|
post_aggregates_view
|
|
WHERE
|
|
id = NEW.id;
|
|
-- Update that users number of posts, post score
|
|
DELETE FROM user_fast
|
|
WHERE id = NEW.creator_id;
|
|
INSERT INTO user_fast
|
|
SELECT
|
|
*
|
|
FROM
|
|
user_view
|
|
WHERE
|
|
id = NEW.creator_id
|
|
ON CONFLICT (id)
|
|
DO NOTHING;
|
|
-- Update community number of posts
|
|
UPDATE
|
|
community_aggregates_fast
|
|
SET
|
|
number_of_posts = number_of_posts + 1
|
|
WHERE
|
|
id = NEW.community_id;
|
|
-- Update the hot rank on the post table
|
|
-- TODO this might not correctly update it, using a 1 week interval
|
|
UPDATE
|
|
post_aggregates_fast AS paf
|
|
SET
|
|
hot_rank = pav.hot_rank
|
|
FROM
|
|
post_aggregates_view AS pav
|
|
WHERE
|
|
paf.id = pav.id
|
|
AND (pav.published > ('now'::timestamp - '1 week'::interval));
|
|
END IF;
|
|
RETURN NULL;
|
|
END
|
|
$$;
|
|
|
|
CREATE OR REPLACE FUNCTION refresh_comment ()
|
|
RETURNS TRIGGER
|
|
LANGUAGE plpgsql
|
|
AS $$
|
|
BEGIN
|
|
IF (TG_OP = 'DELETE') THEN
|
|
DELETE FROM comment_aggregates_fast
|
|
WHERE id = OLD.id;
|
|
-- Update community number of comments
|
|
UPDATE
|
|
community_aggregates_fast AS caf
|
|
SET
|
|
number_of_comments = number_of_comments - 1
|
|
FROM
|
|
post AS p
|
|
WHERE
|
|
caf.id = p.community_id
|
|
AND p.id = OLD.post_id;
|
|
ELSIF (TG_OP = 'UPDATE') THEN
|
|
DELETE FROM comment_aggregates_fast
|
|
WHERE id = OLD.id;
|
|
INSERT INTO comment_aggregates_fast
|
|
SELECT
|
|
*
|
|
FROM
|
|
comment_aggregates_view
|
|
WHERE
|
|
id = NEW.id
|
|
ON CONFLICT (id)
|
|
DO NOTHING;
|
|
ELSIF (TG_OP = 'INSERT') THEN
|
|
INSERT INTO comment_aggregates_fast
|
|
SELECT
|
|
*
|
|
FROM
|
|
comment_aggregates_view
|
|
WHERE
|
|
id = NEW.id;
|
|
-- Update user view due to comment count
|
|
UPDATE
|
|
user_fast
|
|
SET
|
|
number_of_comments = number_of_comments + 1
|
|
WHERE
|
|
id = NEW.creator_id;
|
|
-- Update post view due to comment count, new comment activity time, but only on new posts
|
|
-- TODO this could be done more efficiently
|
|
DELETE FROM post_aggregates_fast
|
|
WHERE id = NEW.post_id;
|
|
INSERT INTO post_aggregates_fast
|
|
SELECT
|
|
*
|
|
FROM
|
|
post_aggregates_view
|
|
WHERE
|
|
id = NEW.post_id
|
|
ON CONFLICT (id)
|
|
DO NOTHING;
|
|
-- Force the hot rank as zero on week-older posts
|
|
UPDATE
|
|
post_aggregates_fast AS paf
|
|
SET
|
|
hot_rank = 0
|
|
WHERE
|
|
paf.id = NEW.post_id
|
|
AND (paf.published < ('now'::timestamp - '1 week'::interval));
|
|
-- Update community number of comments
|
|
UPDATE
|
|
community_aggregates_fast AS caf
|
|
SET
|
|
number_of_comments = number_of_comments + 1
|
|
FROM
|
|
post AS p
|
|
WHERE
|
|
caf.id = p.community_id
|
|
AND p.id = NEW.post_id;
|
|
END IF;
|
|
RETURN NULL;
|
|
END
|
|
$$;
|
|
|