+++ /dev/null
--- functions and triggers
-drop trigger refresh_user on user_;
-drop function refresh_user();
-drop trigger refresh_post on post;
-drop function refresh_post();
-drop trigger refresh_post_like on post_like;
-drop function refresh_post_like();
-drop trigger refresh_community on community;
-drop function refresh_community();
-drop trigger refresh_community_follower on community_follower;
-drop function refresh_community_follower();
-drop trigger refresh_comment on comment;
-drop function refresh_comment();
-drop trigger refresh_comment_like on comment_like;
-drop function refresh_comment_like();
-
--- post
--- Recreate the view
-drop materialized view post_view;
-create view post_view as
-with all_post as
-(
- select
- p.*,
- (select u.banned from user_ u where p.creator_id = u.id) as banned,
- (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
- (select name from user_ where p.creator_id = user_.id) as creator_name,
- (select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
- (select name from community where p.community_id = community.id) as community_name,
- (select removed from community c where p.community_id = c.id) as community_removed,
- (select deleted from community c where p.community_id = c.id) as community_deleted,
- (select nsfw from community c where p.community_id = c.id) as community_nsfw,
- (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
- coalesce(sum(pl.score), 0) as score,
- count (case when pl.score = 1 then 1 else null end) as upvotes,
- count (case when pl.score = -1 then 1 else null end) as downvotes,
- hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
- from post p
- left join post_like pl on p.id = pl.post_id
- group by p.id
-)
-
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-;
-
-
-drop materialized view user_view;
-create view user_view as
-select id,
-name,
-avatar,
-email,
-fedi_name,
-admin,
-banned,
-show_avatars,
-send_notifications_to_email,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
-
-
--- community
-drop materialized view community_view;
-create view community_view as
-with all_community as
-(
- select *,
- (select name from user_ u where c.creator_id = u.id) as creator_name,
- (select avatar from user_ u where c.creator_id = u.id) as creator_avatar,
- (select name from category ct where c.category_id = ct.id) as category_name,
- (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
- (select count(*) from post p where p.community_id = c.id) as number_of_posts,
- (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
- hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
- from community c
-)
-
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
-
-union all
-
-select
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
-
--- reply and comment view
-drop view reply_view;
-drop view user_mention_view;
-drop materialized view comment_view;
-create view comment_view as
-with all_comment as
-(
- select
- c.*,
- (select community_id from post p where p.id = c.post_id),
- (select u.banned from user_ u where c.creator_id = u.id) as banned,
- (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
- (select name from user_ where c.creator_id = user_.id) as creator_name,
- (select avatar from user_ where c.creator_id = user_.id) as creator_avatar,
- coalesce(sum(cl.score), 0) as score,
- count (case when cl.score = 1 then 1 else null end) as upvotes,
- count (case when cl.score = -1 then 1 else null end) as downvotes
- from comment c
- left join comment_like cl on c.id = cl.comment_id
- group by c.id
-)
-
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-
-union all
-
-select
- ac.*,
- null as user_id,
- null as my_vote,
- null as saved
-from all_comment ac
-;
-
-create view reply_view as
-with closereply as (
- select
- c2.id,
- c2.creator_id as sender_id,
- c.creator_id as recipient_id
- from comment c
- inner join comment c2 on c.id = c2.parent_id
- where c2.creator_id != c.creator_id
- -- Do union where post is null
- union
- select
- c.id,
- c.creator_id as sender_id,
- p.creator_id as recipient_id
- from comment c, post p
- where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
-)
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
-
--- user mention
-create view user_mention_view as
-select
- c.id,
- um.id as user_mention_id,
- c.creator_id,
- c.post_id,
- c.parent_id,
- c.content,
- c.removed,
- um.read,
- c.published,
- c.updated,
- c.deleted,
- c.community_id,
- c.banned,
- c.banned_from_community,
- c.creator_name,
- c.creator_avatar,
- c.score,
- c.upvotes,
- c.downvotes,
- c.user_id,
- c.my_vote,
- c.saved,
- um.recipient_id
-from user_mention um, comment_view c
-where um.comment_id = c.id;
-
+++ /dev/null
--- post
-drop view post_view;
-create materialized view post_view as
-with all_post as
-(
- select
- p.*,
- (select u.banned from user_ u where p.creator_id = u.id) as banned,
- (select cb.id::bool from community_user_ban cb where p.creator_id = cb.user_id and p.community_id = cb.community_id) as banned_from_community,
- (select name from user_ where p.creator_id = user_.id) as creator_name,
- (select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
- (select name from community where p.community_id = community.id) as community_name,
- (select removed from community c where p.community_id = c.id) as community_removed,
- (select deleted from community c where p.community_id = c.id) as community_deleted,
- (select nsfw from community c where p.community_id = c.id) as community_nsfw,
- (select count(*) from comment where comment.post_id = p.id) as number_of_comments,
- coalesce(sum(pl.score), 0) as score,
- count (case when pl.score = 1 then 1 else null end) as upvotes,
- count (case when pl.score = -1 then 1 else null end) as downvotes,
- hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
- from post p
- left join post_like pl on p.id = pl.post_id
- group by p.id
-)
-
-select
-ap.*,
-u.id as user_id,
-coalesce(pl.score, 0) as my_vote,
-(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
-(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
-(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
-from user_ u
-cross join all_post ap
-left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
-
-union all
-
-select
-ap.*,
-null as user_id,
-null as my_vote,
-null as subscribed,
-null as read,
-null as saved
-from all_post ap
-with data
-;
-
-create unique index idx_post_view_unique on post_view (id, user_id);
-create index idx_post_view_user_id on post_view (user_id);
-create index idx_post_view_hot_rank_published on post_view (hot_rank desc, published desc);
-create index idx_post_view_published on post_view (published desc);
-create index idx_post_view_score on post_view (score desc);
-
--- user_view
-drop view user_view;
-create materialized view user_view as
-select id,
-name,
-avatar,
-email,
-fedi_name,
-admin,
-banned,
-show_avatars,
-send_notifications_to_email,
-published,
-(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
-(select coalesce(sum(score), 0) from post p, post_like pl where u.id = p.creator_id and p.id = pl.post_id) as post_score,
-(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
-(select coalesce(sum(score), 0) from comment c, comment_like cl where u.id = c.creator_id and c.id = cl.comment_id) as comment_score
-from user_ u;
-
-create unique index idx_user_view_unique on user_view (id);
-create index idx_user_view_comment_published on user_view (comment_score desc, published desc);
-create index idx_user_view_admin on user_view (admin);
-create index idx_user_view_banned on user_view (banned);
-
--- community
-drop view community_view;
-create materialized view community_view as
-with all_community as
-(
- select *,
- (select name from user_ u where c.creator_id = u.id) as creator_name,
- (select avatar from user_ u where c.creator_id = u.id) as creator_avatar,
- (select name from category ct where c.category_id = ct.id) as category_name,
- (select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
- (select count(*) from post p where p.community_id = c.id) as number_of_posts,
- (select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
- hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
- from community c
-)
-
-select
-ac.*,
-u.id as user_id,
-(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
-from user_ u
-cross join all_community ac
-
-union all
-
-select
-ac.*,
-null as user_id,
-null as subscribed
-from all_community ac
-;
-
-create unique index idx_community_view_unique on community_view (id, user_id);
-create index idx_community_view_user_id on community_view (user_id);
-create index idx_community_view_hot_rank_subscribed on community_view (hot_rank desc, number_of_subscribers desc);
-
-
--- reply and comment view
-drop view reply_view;
-drop view user_mention_view;
-drop view comment_view;
-create materialized view comment_view as
-with all_comment as
-(
- select
- c.*,
- (select community_id from post p where p.id = c.post_id),
- (select u.banned from user_ u where c.creator_id = u.id) as banned,
- (select cb.id::bool from community_user_ban cb, post p where c.creator_id = cb.user_id and p.id = c.post_id and p.community_id = cb.community_id) as banned_from_community,
- (select name from user_ where c.creator_id = user_.id) as creator_name,
- (select avatar from user_ where c.creator_id = user_.id) as creator_avatar,
- coalesce(sum(cl.score), 0) as score,
- count (case when cl.score = 1 then 1 else null end) as upvotes,
- count (case when cl.score = -1 then 1 else null end) as downvotes
- from comment c
- left join comment_like cl on c.id = cl.comment_id
- group by c.id
-)
-
-select
-ac.*,
-u.id as user_id,
-coalesce(cl.score, 0) as my_vote,
-(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
-from user_ u
-cross join all_comment ac
-left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
-
-union all
-
-select
- ac.*,
- null as user_id,
- null as my_vote,
- null as saved
-from all_comment ac
-;
-
-create unique index idx_comment_view_unique on comment_view (id, user_id);
-create index idx_comment_view_user_id on comment_view (user_id);
-create index idx_comment_view_creator_id on comment_view (creator_id);
-create index idx_comment_view_post_id on comment_view (post_id);
-create index idx_comment_view_score on comment_view (score desc);
-
-create view reply_view as
-with closereply as (
- select
- c2.id,
- c2.creator_id as sender_id,
- c.creator_id as recipient_id
- from comment c
- inner join comment c2 on c.id = c2.parent_id
- where c2.creator_id != c.creator_id
- -- Do union where post is null
- union
- select
- c.id,
- c.creator_id as sender_id,
- p.creator_id as recipient_id
- from comment c, post p
- where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
-)
-select cv.*,
-closereply.recipient_id
-from comment_view cv, closereply
-where closereply.id = cv.id
-;
-
--- user mention
-create view user_mention_view as
-select
- c.id,
- um.id as user_mention_id,
- c.creator_id,
- c.post_id,
- c.parent_id,
- c.content,
- c.removed,
- um.read,
- c.published,
- c.updated,
- c.deleted,
- c.community_id,
- c.banned,
- c.banned_from_community,
- c.creator_name,
- c.creator_avatar,
- c.score,
- c.upvotes,
- c.downvotes,
- c.user_id,
- c.my_vote,
- c.saved,
- um.recipient_id
-from user_mention um, comment_view c
-where um.comment_id = c.id;
-
--- user
-create or replace function refresh_user()
-returns trigger language plpgsql
-as $$
-begin
- refresh materialized view concurrently comment_view; -- cause of bans
- refresh materialized view concurrently post_view;
- return null;
-end $$;
-
-create trigger refresh_user
-after insert or update or delete or truncate
-on user_
-for each statement
-execute procedure refresh_user();
-
--- post
-create or replace function refresh_post()
-returns trigger language plpgsql
-as $$
-begin
- refresh materialized view concurrently post_view;
- return null;
-end $$;
-
-create trigger refresh_post
-after insert or update or delete or truncate
-on post
-for each statement
-execute procedure refresh_post();
-
--- post_like
-create or replace function refresh_post_like()
-returns trigger language plpgsql
-as $$
-begin
- refresh materialized view concurrently post_view;
- return null;
-end $$;
-
-create trigger refresh_post_like
-after insert or update or delete or truncate
-on post_like
-for each statement
-execute procedure refresh_post_like();
-
--- community
-create or replace function refresh_community()
-returns trigger language plpgsql
-as $$
-begin
- refresh materialized view concurrently post_view;
- refresh materialized view concurrently community_view;
- return null;
-end $$;
-
-create trigger refresh_community
-after insert or update or delete or truncate
-on community
-for each statement
-execute procedure refresh_community();
-
--- community_follower
-create or replace function refresh_community_follower()
-returns trigger language plpgsql
-as $$
-begin
- refresh materialized view concurrently community_view;
- refresh materialized view concurrently post_view;
- return null;
-end $$;
-
-create trigger refresh_community_follower
-after insert or update or delete or truncate
-on community_follower
-for each statement
-execute procedure refresh_community_follower();
-
--- comment
-create or replace function refresh_comment()
-returns trigger language plpgsql
-as $$
-begin
- refresh materialized view concurrently post_view;
- refresh materialized view concurrently comment_view;
- return null;
-end $$;
-
-create trigger refresh_comment
-after insert or update or delete or truncate
-on comment
-for each statement
-execute procedure refresh_comment();
-
--- comment_like
-create or replace function refresh_comment_like()
-returns trigger language plpgsql
-as $$
-begin
- refresh materialized view concurrently comment_view;
- return null;
-end $$;
-
-create trigger refresh_comment_like
-after insert or update or delete or truncate
-on comment_like
-for each statement
-execute procedure refresh_comment_like();
projects / lemmy.git / commitdiff