fix some things

This commit is contained in:
Dull Bananas 2023-12-28 18:22:59 +00:00
parent ebfe60cfdb
commit 4b9f4ce043

View file

@ -75,14 +75,14 @@ $$;
-- Creates triggers for all operation types, which can't be 1 trigger when transition tables are used -- Creates triggers for all operation types, which can't be 1 trigger when transition tables are used
CREATE PROCEDURE r.create_triggers (table_name text, function_name text) CREATE PROCEDURE r.create_triggers (table_name text, function_name text)
LANGUAGE plpgsql LANGUAGE plpgsql
AS $$ AS $$
BEGIN BEGIN
EXECUTE format('CREATE TRIGGER %2$s_insert AFTER INSERT ON %1$s REFERENCING NEW TABLE AS new_table FOR EACH STATEMENT EXECUTE FUNCTION r.%2$s ();', table_name, function_name); EXECUTE format('CREATE TRIGGER %2$s_insert AFTER INSERT ON %1$s REFERENCING NEW TABLE AS new_table FOR EACH STATEMENT EXECUTE FUNCTION r.%2$s ();', table_name, function_name);
EXECUTE format('CREATE TRIGGER %2$s_delete AFTER DELETE ON %1$s REFERENCING OLD TABLE AS old_table FOR EACH STATEMENT EXECUTE FUNCTION r.%2$s ();', table_name, function_name); EXECUTE format('CREATE TRIGGER %2$s_delete AFTER DELETE ON %1$s REFERENCING OLD TABLE AS old_table FOR EACH STATEMENT EXECUTE FUNCTION r.%2$s ();', table_name, function_name);
EXECUTE format('CREATE TRIGGER %2$s_update AFTER UPDATE ON %1$s REFERENCING OLD TABLE AS old_table NEW TABLE AS new_table FOR EACH STATEMENT EXECUTE FUNCTION r.%2$s ();', table_name, function_name); EXECUTE format('CREATE TRIGGER %2$s_update AFTER UPDATE ON %1$s REFERENCING OLD TABLE AS old_table NEW TABLE AS new_table FOR EACH STATEMENT EXECUTE FUNCTION r.%2$s ();', table_name, function_name);
END END
$$; $$;
-- Define functions -- Define functions
CREATE FUNCTION r.creator_id_from_post_aggregates (agg post_aggregates) CREATE FUNCTION r.creator_id_from_post_aggregates (agg post_aggregates)
@ -173,9 +173,9 @@ BEGIN
RETURN NULL; RETURN NULL;
END $$; END $$;
CALL r.create_triggers ('thing_like', 'thing_aggregates_from_like'); CALL r.create_triggers ('thing_like', 'thing_aggregates_from_like');
$b$, $b$,
'thing', 'thing',
thing_type); thing_type);
END END
$a$; $a$;
@ -194,9 +194,9 @@ BEGIN
post_id, post_id,
creator_id, creator_id,
local, local,
sum(count_diff) AS comments, sum(count_diff) AS comments
FROM FROM
combine_transition_tables () r.combine_transition_tables ()
WHERE WHERE
NOT (deleted NOT (deleted
OR removed) OR removed)
@ -235,8 +235,7 @@ post_diff AS (
max(published) max(published)
FROM new_table AS new_comment FROM new_table AS new_comment
WHERE WHERE
a.post_id = new_comment.post_id) a.post_id = new_comment.post_id LIMIT 1)),
LIMIT 1),
newest_comment_time_necro = GREATEST (a.newest_comment_time_necro, ( newest_comment_time_necro = GREATEST (a.newest_comment_time_necro, (
SELECT SELECT
max(published) max(published)
@ -297,9 +296,9 @@ BEGIN
community_id, community_id,
creator_id, creator_id,
local, local,
sum(count_diff) AS posts, sum(count_diff) AS posts
FROM FROM
combine_transition_tables () r.combine_transition_tables ()
WHERE WHERE
NOT (deleted NOT (deleted
OR removed) OR removed)
@ -335,13 +334,13 @@ FROM
post_group post_group
WHERE WHERE
a.community_id = post_group.community_id; a.community_id = post_group.community_id;
RETURN NULL; RETURN NULL;
END END
$$; $$;
CALL r.create_triggers('post', 'parent_aggregates_from_post'); CALL r.create_triggers ('post', 'parent_aggregates_from_post');
CREATE FUNCTION site_aggregates_from_community () CREATE FUNCTION r.site_aggregates_from_community ()
RETURNS TRIGGER RETURNS TRIGGER
LANGUAGE plpgsql LANGUAGE plpgsql
AS $$ AS $$
@ -354,17 +353,18 @@ BEGIN
SELECT SELECT
sum(change_diff) AS communities sum(change_diff) AS communities
FROM FROM
combine_transition_tables () r.combine_transition_tables ()
WHERE WHERE
local local
AND NOT (deleted AND NOT (deleted
OR removed)) AS diff; OR removed)) AS diff;
RETURN NULL; RETURN NULL;
END
$$; $$;
CALL rcreate_triggers ('community', 'site_aggregates_from_community'); CALL r.create_triggers ('community', 'site_aggregates_from_community');
CREATE FUNCTION site_aggregates_from_person () CREATE FUNCTION r.site_aggregates_from_person ()
RETURNS TRIGGER RETURNS TRIGGER
LANGUAGE plpgsql LANGUAGE plpgsql
AS $$ AS $$
@ -377,10 +377,11 @@ BEGIN
SELECT SELECT
sum(change_diff) AS users sum(change_diff) AS users
FROM FROM
combine_transition_tables () r.combine_transition_tables ()
WHERE WHERE
local) AS diff; local) AS diff;
RETURN NULL; RETURN NULL;
END
$$; $$;
CALL r.create_triggers ('person', 'site_aggregates_from_person'); CALL r.create_triggers ('person', 'site_aggregates_from_person');
@ -424,11 +425,11 @@ BEGIN
WHERE WHERE
a.community_id = diff.community_id; a.community_id = diff.community_id;
RETURN NULL; RETURN NULL;
END
$$; $$;
CREATE TRIGGER comment_count CREATE TRIGGER comment_count
AFTER UPDATE OF deleted, AFTER UPDATE ON post REFERENCING OLD TABLE AS old_post NEW TABLE AS new_post
removed ON post REFERENCING OLD TABLE AS old_post NEW TABLE AS new_post
FOR EACH STATEMENT FOR EACH STATEMENT
EXECUTE FUNCTION r.update_comment_count_from_post (); EXECUTE FUNCTION r.update_comment_count_from_post ();
@ -447,7 +448,7 @@ BEGIN
community_id, community_id,
sum(count_diff) AS subscribers sum(count_diff) AS subscribers
FROM FROM
combine_transition_tables () r.combine_transition_tables ()
WHERE ( WHERE (
SELECT SELECT
local local
@ -464,7 +465,7 @@ WHERE
END END
$$; $$;
CALL r.create_triggers('community_follower', 'community_aggregates_from_subscriber'); CALL r.create_triggers ('community_follower', 'community_aggregates_from_subscriber');
-- These triggers create and update rows in each aggregates table to match its associated table's rows. -- These triggers create and update rows in each aggregates table to match its associated table's rows.
-- Deleting rows and updating IDs are already handled by `CASCADE` in foreign key constraints. -- Deleting rows and updating IDs are already handled by `CASCADE` in foreign key constraints.
@ -515,7 +516,7 @@ CREATE FUNCTION r.person_aggregates_from_person ()
BEGIN BEGIN
INSERT INTO person_aggregates (person_id) INSERT INTO person_aggregates (person_id)
SELECT SELECT
id, id
FROM FROM
new_person; new_person;
RETURN NULL; RETURN NULL;
@ -592,13 +593,14 @@ CREATE FUNCTION r.site_aggregates_from_site ()
BEGIN BEGIN
-- we only ever want to have a single value in site_aggregate because the site_aggregate triggers update all rows in that table. -- we only ever want to have a single value in site_aggregate because the site_aggregate triggers update all rows in that table.
-- a cleaner check would be to insert it for the local_site but that would break assumptions at least in the tests -- a cleaner check would be to insert it for the local_site but that would break assumptions at least in the tests
IF NOT EXISTS ( IF (NOT EXISTS (
SELECT SELECT
1 1
FROM FROM
site_aggregates) THEN site_aggregates)) THEN
INSERT INTO site_aggregates (site_id) INSERT INTO site_aggregates (site_id)
VALUES (NEW.id); VALUES (NEW.id);
END IF;
RETURN NULL; RETURN NULL;
END END
$$; $$;