forked from nutomic/lemmy
A first pass at using materialized views.
This commit is contained in:
Dessalines
parent
a6d88fdfb0
commit
aa502b687d
12 changed files with 1333 additions and 32 deletions
1
server/.gitignore
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server/.gitignore
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@ -3,3 +3,4 @@
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.idea
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env_setup.sh
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query_testing/*.json
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query_testing/*.json.old
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223
server/migrations/2020-01-13-025151_create_materialized_views/down.sql
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server/migrations/2020-01-13-025151_create_materialized_views/down.sql
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-- functions and triggers
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drop trigger refresh_user on user_;
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drop function refresh_user();
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drop trigger refresh_post on post;
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drop function refresh_post();
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drop trigger refresh_post_like on post_like;
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drop function refresh_post_like();
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drop trigger refresh_community on community;
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drop function refresh_community();
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drop trigger refresh_community_follower on community_follower;
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drop function refresh_community_follower();
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drop trigger refresh_community_user_ban on community_user_ban;
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drop function refresh_community_user_ban();
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drop trigger refresh_comment on comment;
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drop function refresh_comment();
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drop trigger refresh_comment_like on comment_like;
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drop function refresh_comment_like();
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-- post
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-- Recreate the view
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drop view post_view;
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create view post_view as
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with all_post as
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(
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select
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p.*,
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(select u.banned from user_ u where p.creator_id = u.id) as banned,
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(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,
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(select name from user_ where p.creator_id = user_.id) as creator_name,
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(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
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(select name from community where p.community_id = community.id) as community_name,
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(select removed from community c where p.community_id = c.id) as community_removed,
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(select deleted from community c where p.community_id = c.id) as community_deleted,
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(select nsfw from community c where p.community_id = c.id) as community_nsfw,
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(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
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coalesce(sum(pl.score), 0) as score,
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count (case when pl.score = 1 then 1 else null end) as upvotes,
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count (case when pl.score = -1 then 1 else null end) as downvotes,
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hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
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from post p
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left join post_like pl on p.id = pl.post_id
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group by p.id
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)
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select
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ap.*,
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u.id as user_id,
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coalesce(pl.score, 0) as my_vote,
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(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
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(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
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(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
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from user_ u
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cross join all_post ap
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left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
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union all
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select
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ap.*,
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null as user_id,
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null as my_vote,
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null as subscribed,
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null as read,
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null as saved
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from all_post ap
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;
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drop view post_mview;
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drop materialized view post_aggregates_mview;
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drop view post_aggregates_view;
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-- user
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drop materialized view user_mview;
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drop view user_view;
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create view user_view as
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select id,
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name,
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avatar,
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email,
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fedi_name,
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admin,
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banned,
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show_avatars,
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send_notifications_to_email,
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published,
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(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
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(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,
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(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
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(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
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from user_ u;
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-- community
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drop view community_mview;
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drop materialized view community_aggregates_mview;
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drop view community_view;
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drop view community_aggregates_view;
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create view community_view as
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with all_community as
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(
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select *,
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(select name from user_ u where c.creator_id = u.id) as creator_name,
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(select avatar from user_ u where c.creator_id = u.id) as creator_avatar,
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(select name from category ct where c.category_id = ct.id) as category_name,
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(select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
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(select count(*) from post p where p.community_id = c.id) as number_of_posts,
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(select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
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hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
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from community c
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)
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select
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ac.*,
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u.id as user_id,
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(select cf.id::boolean from community_follower cf where u.id = cf.user_id and ac.id = cf.community_id) as subscribed
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from user_ u
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cross join all_community ac
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union all
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select
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ac.*,
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null as user_id,
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null as subscribed
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from all_community ac
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;
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-- reply and comment view
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drop view reply_view;
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drop view user_mention_view;
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drop view comment_view;
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drop view comment_mview;
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drop materialized view comment_aggregates_mview;
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drop view comment_aggregates_view;
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create view comment_view as
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with all_comment as
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(
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select
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c.*,
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(select community_id from post p where p.id = c.post_id),
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(select u.banned from user_ u where c.creator_id = u.id) as banned,
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(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,
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(select name from user_ where c.creator_id = user_.id) as creator_name,
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(select avatar from user_ where c.creator_id = user_.id) as creator_avatar,
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coalesce(sum(cl.score), 0) as score,
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count (case when cl.score = 1 then 1 else null end) as upvotes,
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count (case when cl.score = -1 then 1 else null end) as downvotes
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from comment c
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left join comment_like cl on c.id = cl.comment_id
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group by c.id
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)
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select
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ac.*,
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u.id as user_id,
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coalesce(cl.score, 0) as my_vote,
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(select cs.id::bool from comment_saved cs where u.id = cs.user_id and cs.comment_id = ac.id) as saved
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from user_ u
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cross join all_comment ac
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left join comment_like cl on u.id = cl.user_id and ac.id = cl.comment_id
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union all
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select
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ac.*,
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null as user_id,
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null as my_vote,
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null as saved
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from all_comment ac
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;
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create view reply_view as
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with closereply as (
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select
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c2.id,
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c2.creator_id as sender_id,
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c.creator_id as recipient_id
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from comment c
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inner join comment c2 on c.id = c2.parent_id
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where c2.creator_id != c.creator_id
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-- Do union where post is null
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union
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select
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c.id,
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c.creator_id as sender_id,
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p.creator_id as recipient_id
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from comment c, post p
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where c.post_id = p.id and c.parent_id is null and c.creator_id != p.creator_id
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)
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select cv.*,
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closereply.recipient_id
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from comment_view cv, closereply
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where closereply.id = cv.id
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;
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-- user mention
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create view user_mention_view as
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select
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c.id,
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um.id as user_mention_id,
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c.creator_id,
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c.post_id,
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c.parent_id,
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c.content,
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c.removed,
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um.read,
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c.published,
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c.updated,
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c.deleted,
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c.community_id,
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c.banned,
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c.banned_from_community,
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c.creator_name,
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c.creator_avatar,
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c.score,
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c.upvotes,
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c.downvotes,
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c.user_id,
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c.my_vote,
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c.saved,
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um.recipient_id
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from user_mention um, comment_view c
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where um.comment_id = c.id;
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437
server/migrations/2020-01-13-025151_create_materialized_views/up.sql
vendored
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437
server/migrations/2020-01-13-025151_create_materialized_views/up.sql
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@ -0,0 +1,437 @@
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-- post
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create view post_aggregates_view as
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select
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p.*,
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(select u.banned from user_ u where p.creator_id = u.id) as banned,
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(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,
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(select name from user_ where p.creator_id = user_.id) as creator_name,
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(select avatar from user_ where p.creator_id = user_.id) as creator_avatar,
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(select name from community where p.community_id = community.id) as community_name,
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(select removed from community c where p.community_id = c.id) as community_removed,
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(select deleted from community c where p.community_id = c.id) as community_deleted,
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(select nsfw from community c where p.community_id = c.id) as community_nsfw,
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(select count(*) from comment where comment.post_id = p.id) as number_of_comments,
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coalesce(sum(pl.score), 0) as score,
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count (case when pl.score = 1 then 1 else null end) as upvotes,
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count (case when pl.score = -1 then 1 else null end) as downvotes,
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hot_rank(coalesce(sum(pl.score) , 0), p.published) as hot_rank
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from post p
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left join post_like pl on p.id = pl.post_id
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group by p.id;
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create materialized view post_aggregates_mview as select * from post_aggregates_view;
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create unique index idx_post_aggregates_mview_id on post_aggregates_mview (id);
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drop view post_view;
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create view post_view as
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with all_post as (
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select
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pa.*
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from post_aggregates_view pa
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)
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select
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ap.*,
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u.id as user_id,
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coalesce(pl.score, 0) as my_vote,
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(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
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(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
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(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
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from user_ u
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cross join all_post ap
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left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
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union all
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select
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ap.*,
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null as user_id,
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null as my_vote,
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null as subscribed,
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null as read,
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null as saved
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from all_post ap
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;
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create view post_mview as
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with all_post as (
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select
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pa.*
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from post_aggregates_mview pa
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)
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select
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ap.*,
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u.id as user_id,
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coalesce(pl.score, 0) as my_vote,
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(select cf.id::bool from community_follower cf where u.id = cf.user_id and cf.community_id = ap.community_id) as subscribed,
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(select pr.id::bool from post_read pr where u.id = pr.user_id and pr.post_id = ap.id) as read,
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(select ps.id::bool from post_saved ps where u.id = ps.user_id and ps.post_id = ap.id) as saved
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from user_ u
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cross join all_post ap
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left join post_like pl on u.id = pl.user_id and ap.id = pl.post_id
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union all
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select
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ap.*,
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null as user_id,
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null as my_vote,
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null as subscribed,
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null as read,
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null as saved
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from all_post ap
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;
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-- user_view
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drop view user_view;
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create view user_view as
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select
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u.id,
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u.name,
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u.avatar,
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u.email,
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u.fedi_name,
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u.admin,
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u.banned,
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u.show_avatars,
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u.send_notifications_to_email,
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u.published,
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(select count(*) from post p where p.creator_id = u.id) as number_of_posts,
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(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,
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(select count(*) from comment c where c.creator_id = u.id) as number_of_comments,
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(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
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from user_ u;
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create materialized view user_mview as select * from user_view;
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create unique index idx_user_mview_id on user_mview (id);
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-- community
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create view community_aggregates_view as
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select c.*,
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(select name from user_ u where c.creator_id = u.id) as creator_name,
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(select avatar from user_ u where c.creator_id = u.id) as creator_avatar,
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(select name from category ct where c.category_id = ct.id) as category_name,
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(select count(*) from community_follower cf where cf.community_id = c.id) as number_of_subscribers,
|
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(select count(*) from post p where p.community_id = c.id) as number_of_posts,
|
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(select count(*) from comment co, post p where c.id = p.community_id and p.id = co.post_id) as number_of_comments,
|
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hot_rank((select count(*) from community_follower cf where cf.community_id = c.id), c.published) as hot_rank
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from community c;
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|
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create materialized view community_aggregates_mview as select * from community_aggregates_view;
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create unique index idx_community_aggregates_mview_id on community_aggregates_mview (id);
|
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drop view community_view;
|
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create view community_view as
|
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with all_community as
|
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(
|
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select
|
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ca.*
|
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from community_aggregates_view ca
|
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)
|
||||
|
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select
|
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ac.*,
|
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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
|
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cross join all_community ac
|
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|
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union all
|
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|
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select
|
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ac.*,
|
||||
null as user_id,
|
||||
null as subscribed
|
||||
from all_community ac
|
||||
;
|
||||
|
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create view community_mview as
|
||||
with all_community as
|
||||
(
|
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select
|
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ca.*
|
||||
from community_aggregates_mview ca
|
||||
)
|
||||
|
||||
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
|
||||
|
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union all
|
||||
|
||||
select
|
||||
ac.*,
|
||||
null as user_id,
|
||||
null as subscribed
|
||||
from all_community ac
|
||||
;
|
||||
|
||||
|
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-- reply and comment view
|
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create view comment_aggregates_view as
|
||||
select
|
||||
c.*,
|
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(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;
|
||||
|
||||
create materialized view comment_aggregates_mview as select * from comment_aggregates_view;
|
||||
|
||||
create unique index idx_comment_aggregates_mview_id on comment_aggregates_mview (id);
|
||||
|
||||
drop view reply_view;
|
||||
drop view user_mention_view;
|
||||
drop view comment_view;
|
||||
|
||||
create view comment_view as
|
||||
with all_comment as
|
||||
(
|
||||
select
|
||||
ca.*
|
||||
from comment_aggregates_view ca
|
||||
)
|
||||
|
||||
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 comment_mview as
|
||||
with all_comment as
|
||||
(
|
||||
select
|
||||
ca.*
|
||||
from comment_aggregates_mview ca
|
||||
)
|
||||
|
||||
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;
|
||||
|
||||
-- user
|
||||
create or replace function refresh_user()
|
||||
returns trigger language plpgsql
|
||||
as $$
|
||||
begin
|
||||
refresh materialized view concurrently user_mview;
|
||||
refresh materialized view concurrently comment_aggregates_mview; -- cause of bans
|
||||
refresh materialized view concurrently post_aggregates_mview;
|
||||
return null;
|
||||
end $$;
|
||||
|
||||
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 $$
|
||||
begin
|
||||
refresh materialized view concurrently post_aggregates_mview;
|
||||
refresh materialized view concurrently user_mview;
|
||||
return null;
|
||||
end $$;
|
||||
|
||||
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 $$
|
||||
begin
|
||||
refresh materialized view concurrently post_aggregates_mview;
|
||||
refresh materialized view concurrently user_mview;
|
||||
return null;
|
||||
end $$;
|
||||
|
||||
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 $$
|
||||
begin
|
||||
refresh materialized view concurrently post_aggregates_mview;
|
||||
refresh materialized view concurrently community_aggregates_mview;
|
||||
refresh materialized view concurrently user_mview;
|
||||
return null;
|
||||
end $$;
|
||||
|
||||
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 $$
|
||||
begin
|
||||
refresh materialized view concurrently community_aggregates_mview;
|
||||
refresh materialized view concurrently post_aggregates_mview;
|
||||
return null;
|
||||
end $$;
|
||||
|
||||
create trigger refresh_community_follower
|
||||
after insert or update or delete or truncate
|
||||
on community_follower
|
||||
for each statement
|
||||
execute procedure refresh_community_follower();
|
||||
|
||||
-- community_user_ban
|
||||
create or replace function refresh_community_user_ban()
|
||||
returns trigger language plpgsql
|
||||
as $$
|
||||
begin
|
||||
refresh materialized view concurrently comment_aggregates_mview;
|
||||
refresh materialized view concurrently post_aggregates_mview;
|
||||
return null;
|
||||
end $$;
|
||||
|
||||
create trigger refresh_community_user_ban
|
||||
after insert or update or delete or truncate
|
||||
on community_user_ban
|
||||
for each statement
|
||||
execute procedure refresh_community_user_ban();
|
||||
|
||||
-- comment
|
||||
create or replace function refresh_comment()
|
||||
returns trigger language plpgsql
|
||||
as $$
|
||||
begin
|
||||
refresh materialized view concurrently post_aggregates_mview;
|
||||
refresh materialized view concurrently comment_aggregates_mview;
|
||||
refresh materialized view concurrently community_aggregates_mview;
|
||||
refresh materialized view concurrently user_mview;
|
||||
return null;
|
||||
end $$;
|
||||
|
||||
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 $$
|
||||
begin
|
||||
refresh materialized view concurrently comment_aggregates_mview;
|
||||
refresh materialized view concurrently user_mview;
|
||||
return null;
|
||||
end $$;
|
||||
|
||||
create trigger refresh_comment_like
|
||||
after insert or update or delete or truncate
|
||||
on comment_like
|
||||
for each statement
|
||||
execute procedure refresh_comment_like();
|
||||
211
server/migrations_testing/2020-01-13-025151_create_materialized_views/down.sql
vendored
Normal file
211
server/migrations_testing/2020-01-13-025151_create_materialized_views/down.sql
vendored
Normal file
|
|
@ -0,0 +1,211 @@
|
|||
-- 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;
|
||||
|
||||
324
server/migrations_testing/2020-01-13-025151_create_materialized_views/up.sql
vendored
Normal file
324
server/migrations_testing/2020-01-13-025151_create_materialized_views/up.sql
vendored
Normal file
|
|
@ -0,0 +1,324 @@
|
|||
-- 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();
|
||||
1
server/query_testing/apache_bench_report.sh
vendored
1
server/query_testing/apache_bench_report.sh
vendored
|
|
@ -7,6 +7,7 @@ declare -a arr=(
|
|||
"https://dev.lemmy.ml/feeds/all.xml"
|
||||
"https://dev.lemmy.ml/.well-known/nodeinfo"
|
||||
"https://fediverse.blog/.well-known/nodeinfo"
|
||||
"https://torrents-csv.ml/service/search?q=wheel&page=1&type_=torrent"
|
||||
)
|
||||
|
||||
## now loop through the above array
|
||||
|
|
|
|||
11
server/query_testing/generate_explain_reports.sh
vendored
11
server/query_testing/generate_explain_reports.sh
vendored
|
|
@ -2,19 +2,16 @@
|
|||
|
||||
# Do the views first
|
||||
|
||||
echo "explain (analyze, format json) select * from user_view" > explain.sql
|
||||
echo "explain (analyze, format json) select * from user_mview" > explain.sql
|
||||
psql -qAt -U lemmy -f explain.sql > user_view.json
|
||||
|
||||
echo "explain (analyze, format json) select * from post_view where user_id is null order by hot_rank desc" > explain.sql
|
||||
echo "explain (analyze, format json) select * from post_mview where user_id is null order by hot_rank desc, published desc" > explain.sql
|
||||
psql -qAt -U lemmy -f explain.sql > post_view.json
|
||||
|
||||
echo "explain (analyze, format json) select * from post" > explain.sql
|
||||
psql -qAt -U lemmy -f explain.sql > post.json
|
||||
|
||||
echo "explain (analyze, format json) select * from comment_view where user_id is null" > explain.sql
|
||||
echo "explain (analyze, format json) select * from comment_mview where user_id is null" > explain.sql
|
||||
psql -qAt -U lemmy -f explain.sql > comment_view.json
|
||||
|
||||
echo "explain (analyze, format json) select * from community_view where user_id is null order by hot_rank desc" > explain.sql
|
||||
echo "explain (analyze, format json) select * from community_mview where user_id is null order by hot_rank desc" > explain.sql
|
||||
psql -qAt -U lemmy -f explain.sql > community_view.json
|
||||
|
||||
echo "explain (analyze, format json) select * from site_view limit 1" > explain.sql
|
||||
|
|
|
|||
|
|
@ -28,6 +28,32 @@ table! {
|
|||
}
|
||||
}
|
||||
|
||||
table! {
|
||||
comment_mview (id) {
|
||||
id -> Int4,
|
||||
creator_id -> Int4,
|
||||
post_id -> Int4,
|
||||
parent_id -> Nullable<Int4>,
|
||||
content -> Text,
|
||||
removed -> Bool,
|
||||
read -> Bool,
|
||||
published -> Timestamp,
|
||||
updated -> Nullable<Timestamp>,
|
||||
deleted -> Bool,
|
||||
community_id -> Int4,
|
||||
banned -> Bool,
|
||||
banned_from_community -> Bool,
|
||||
creator_name -> Varchar,
|
||||
creator_avatar -> Nullable<Text>,
|
||||
score -> BigInt,
|
||||
upvotes -> BigInt,
|
||||
downvotes -> BigInt,
|
||||
user_id -> Nullable<Int4>,
|
||||
my_vote -> Nullable<Int4>,
|
||||
saved -> Nullable<Bool>,
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(
|
||||
Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize, QueryableByName, Clone,
|
||||
)]
|
||||
|
|
@ -58,7 +84,7 @@ pub struct CommentView {
|
|||
|
||||
pub struct CommentQueryBuilder<'a> {
|
||||
conn: &'a PgConnection,
|
||||
query: super::comment_view::comment_view::BoxedQuery<'a, Pg>,
|
||||
query: super::comment_view::comment_mview::BoxedQuery<'a, Pg>,
|
||||
sort: &'a SortType,
|
||||
for_post_id: Option<i32>,
|
||||
for_creator_id: Option<i32>,
|
||||
|
|
@ -71,9 +97,9 @@ pub struct CommentQueryBuilder<'a> {
|
|||
|
||||
impl<'a> CommentQueryBuilder<'a> {
|
||||
pub fn create(conn: &'a PgConnection) -> Self {
|
||||
use super::comment_view::comment_view::dsl::*;
|
||||
use super::comment_view::comment_mview::dsl::*;
|
||||
|
||||
let query = comment_view.into_boxed();
|
||||
let query = comment_mview.into_boxed();
|
||||
|
||||
CommentQueryBuilder {
|
||||
conn,
|
||||
|
|
@ -130,7 +156,7 @@ impl<'a> CommentQueryBuilder<'a> {
|
|||
}
|
||||
|
||||
pub fn list(self) -> Result<Vec<CommentView>, Error> {
|
||||
use super::comment_view::comment_view::dsl::*;
|
||||
use super::comment_view::comment_mview::dsl::*;
|
||||
|
||||
let mut query = self.query;
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
use super::community_view::community_view::BoxedQuery;
|
||||
use super::community_view::community_mview::BoxedQuery;
|
||||
use super::*;
|
||||
use diesel::pg::Pg;
|
||||
|
||||
|
|
@ -27,6 +27,31 @@ table! {
|
|||
}
|
||||
}
|
||||
|
||||
table! {
|
||||
community_mview (id) {
|
||||
id -> Int4,
|
||||
name -> Varchar,
|
||||
title -> Varchar,
|
||||
description -> Nullable<Text>,
|
||||
category_id -> Int4,
|
||||
creator_id -> Int4,
|
||||
removed -> Bool,
|
||||
published -> Timestamp,
|
||||
updated -> Nullable<Timestamp>,
|
||||
deleted -> Bool,
|
||||
nsfw -> Bool,
|
||||
creator_name -> Varchar,
|
||||
creator_avatar -> Nullable<Text>,
|
||||
category_name -> Varchar,
|
||||
number_of_subscribers -> BigInt,
|
||||
number_of_posts -> BigInt,
|
||||
number_of_comments -> BigInt,
|
||||
hot_rank -> Int4,
|
||||
user_id -> Nullable<Int4>,
|
||||
subscribed -> Nullable<Bool>,
|
||||
}
|
||||
}
|
||||
|
||||
table! {
|
||||
community_moderator_view (id) {
|
||||
id -> Int4,
|
||||
|
|
@ -103,9 +128,9 @@ pub struct CommunityQueryBuilder<'a> {
|
|||
|
||||
impl<'a> CommunityQueryBuilder<'a> {
|
||||
pub fn create(conn: &'a PgConnection) -> Self {
|
||||
use super::community_view::community_view::dsl::*;
|
||||
use super::community_view::community_mview::dsl::*;
|
||||
|
||||
let query = community_view.into_boxed();
|
||||
let query = community_mview.into_boxed();
|
||||
|
||||
CommunityQueryBuilder {
|
||||
conn,
|
||||
|
|
@ -150,7 +175,7 @@ impl<'a> CommunityQueryBuilder<'a> {
|
|||
}
|
||||
|
||||
pub fn list(self) -> Result<Vec<CommunityView>, Error> {
|
||||
use super::community_view::community_view::dsl::*;
|
||||
use super::community_view::community_mview::dsl::*;
|
||||
|
||||
let mut query = self.query;
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
use super::post_view::post_view::BoxedQuery;
|
||||
use super::post_view::post_mview::BoxedQuery;
|
||||
use super::*;
|
||||
use diesel::pg::Pg;
|
||||
|
||||
|
|
@ -77,6 +77,43 @@ pub struct PostView {
|
|||
pub saved: Option<bool>,
|
||||
}
|
||||
|
||||
// The faked schema since diesel doesn't do views
|
||||
table! {
|
||||
post_mview (id) {
|
||||
id -> Int4,
|
||||
name -> Varchar,
|
||||
url -> Nullable<Text>,
|
||||
body -> Nullable<Text>,
|
||||
creator_id -> Int4,
|
||||
community_id -> Int4,
|
||||
removed -> Bool,
|
||||
locked -> Bool,
|
||||
published -> Timestamp,
|
||||
updated -> Nullable<Timestamp>,
|
||||
deleted -> Bool,
|
||||
nsfw -> Bool,
|
||||
banned -> Bool,
|
||||
banned_from_community -> Bool,
|
||||
stickied -> Bool,
|
||||
creator_name -> Varchar,
|
||||
creator_avatar -> Nullable<Text>,
|
||||
community_name -> Varchar,
|
||||
community_removed -> Bool,
|
||||
community_deleted -> Bool,
|
||||
community_nsfw -> Bool,
|
||||
number_of_comments -> BigInt,
|
||||
score -> BigInt,
|
||||
upvotes -> BigInt,
|
||||
downvotes -> BigInt,
|
||||
hot_rank -> Int4,
|
||||
user_id -> Nullable<Int4>,
|
||||
my_vote -> Nullable<Int4>,
|
||||
subscribed -> Nullable<Bool>,
|
||||
read -> Nullable<Bool>,
|
||||
saved -> Nullable<Bool>,
|
||||
}
|
||||
}
|
||||
|
||||
pub struct PostQueryBuilder<'a> {
|
||||
conn: &'a PgConnection,
|
||||
query: BoxedQuery<'a, Pg>,
|
||||
|
|
@ -93,9 +130,9 @@ pub struct PostQueryBuilder<'a> {
|
|||
|
||||
impl<'a> PostQueryBuilder<'a> {
|
||||
pub fn create(conn: &'a PgConnection) -> Self {
|
||||
use super::post_view::post_view::dsl::*;
|
||||
use super::post_view::post_mview::dsl::*;
|
||||
|
||||
let query = post_view.into_boxed();
|
||||
let query = post_mview.into_boxed();
|
||||
|
||||
PostQueryBuilder {
|
||||
conn,
|
||||
|
|
@ -123,7 +160,7 @@ impl<'a> PostQueryBuilder<'a> {
|
|||
}
|
||||
|
||||
pub fn for_community_id<T: MaybeOptional<i32>>(mut self, for_community_id: T) -> Self {
|
||||
use super::post_view::post_view::dsl::*;
|
||||
use super::post_view::post_mview::dsl::*;
|
||||
if let Some(for_community_id) = for_community_id.get_optional() {
|
||||
self.query = self.query.filter(community_id.eq(for_community_id));
|
||||
self.query = self.query.then_order_by(stickied.desc());
|
||||
|
|
@ -139,7 +176,7 @@ impl<'a> PostQueryBuilder<'a> {
|
|||
}
|
||||
|
||||
pub fn search_term<T: MaybeOptional<String>>(mut self, search_term: T) -> Self {
|
||||
use super::post_view::post_view::dsl::*;
|
||||
use super::post_view::post_mview::dsl::*;
|
||||
if let Some(search_term) = search_term.get_optional() {
|
||||
self.query = self.query.filter(name.ilike(fuzzy_search(&search_term)));
|
||||
}
|
||||
|
|
@ -147,7 +184,7 @@ impl<'a> PostQueryBuilder<'a> {
|
|||
}
|
||||
|
||||
pub fn url_search<T: MaybeOptional<String>>(mut self, url_search: T) -> Self {
|
||||
use super::post_view::post_view::dsl::*;
|
||||
use super::post_view::post_mview::dsl::*;
|
||||
if let Some(url_search) = url_search.get_optional() {
|
||||
self.query = self.query.filter(url.eq(url_search));
|
||||
}
|
||||
|
|
@ -185,7 +222,7 @@ impl<'a> PostQueryBuilder<'a> {
|
|||
}
|
||||
|
||||
pub fn list(self) -> Result<Vec<PostView>, Error> {
|
||||
use super::post_view::post_view::dsl::*;
|
||||
use super::post_view::post_mview::dsl::*;
|
||||
|
||||
let mut query = self.query;
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
use super::user_view::user_view::BoxedQuery;
|
||||
use super::user_view::user_mview::BoxedQuery;
|
||||
use super::*;
|
||||
use diesel::pg::Pg;
|
||||
|
||||
|
|
@ -21,6 +21,25 @@ table! {
|
|||
}
|
||||
}
|
||||
|
||||
table! {
|
||||
user_mview (id) {
|
||||
id -> Int4,
|
||||
name -> Varchar,
|
||||
avatar -> Nullable<Text>,
|
||||
email -> Nullable<Text>,
|
||||
fedi_name -> Varchar,
|
||||
admin -> Bool,
|
||||
banned -> Bool,
|
||||
show_avatars -> Bool,
|
||||
send_notifications_to_email -> Bool,
|
||||
published -> Timestamp,
|
||||
number_of_posts -> BigInt,
|
||||
post_score -> BigInt,
|
||||
number_of_comments -> BigInt,
|
||||
comment_score -> BigInt,
|
||||
}
|
||||
}
|
||||
|
||||
#[derive(
|
||||
Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize, QueryableByName, Clone,
|
||||
)]
|
||||
|
|
@ -52,9 +71,9 @@ pub struct UserQueryBuilder<'a> {
|
|||
|
||||
impl<'a> UserQueryBuilder<'a> {
|
||||
pub fn create(conn: &'a PgConnection) -> Self {
|
||||
use super::user_view::user_view::dsl::*;
|
||||
use super::user_view::user_mview::dsl::*;
|
||||
|
||||
let query = user_view.into_boxed();
|
||||
let query = user_mview.into_boxed();
|
||||
|
||||
UserQueryBuilder {
|
||||
conn,
|
||||
|
|
@ -71,7 +90,7 @@ impl<'a> UserQueryBuilder<'a> {
|
|||
}
|
||||
|
||||
pub fn search_term<T: MaybeOptional<String>>(mut self, search_term: T) -> Self {
|
||||
use super::user_view::user_view::dsl::*;
|
||||
use super::user_view::user_mview::dsl::*;
|
||||
if let Some(search_term) = search_term.get_optional() {
|
||||
self.query = self.query.filter(name.ilike(fuzzy_search(&search_term)));
|
||||
}
|
||||
|
|
@ -89,7 +108,7 @@ impl<'a> UserQueryBuilder<'a> {
|
|||
}
|
||||
|
||||
pub fn list(self) -> Result<Vec<UserView>, Error> {
|
||||
use super::user_view::user_view::dsl::*;
|
||||
use super::user_view::user_mview::dsl::*;
|
||||
|
||||
let mut query = self.query;
|
||||
|
||||
|
|
@ -128,12 +147,12 @@ impl UserView {
|
|||
}
|
||||
|
||||
pub fn admins(conn: &PgConnection) -> Result<Vec<Self>, Error> {
|
||||
use super::user_view::user_view::dsl::*;
|
||||
user_view.filter(admin.eq(true)).load::<Self>(conn)
|
||||
use super::user_view::user_mview::dsl::*;
|
||||
user_mview.filter(admin.eq(true)).load::<Self>(conn)
|
||||
}
|
||||
|
||||
pub fn banned(conn: &PgConnection) -> Result<Vec<Self>, Error> {
|
||||
use super::user_view::user_view::dsl::*;
|
||||
user_view.filter(banned.eq(true)).load::<Self>(conn)
|
||||
use super::user_view::user_mview::dsl::*;
|
||||
user_mview.filter(banned.eq(true)).load::<Self>(conn)
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -141,7 +141,7 @@ impl StreamHandler<Result<ws::Message, ws::ProtocolError>> for WSSession {
|
|||
}
|
||||
ws::Message::Text(text) => {
|
||||
let m = text.trim().to_owned();
|
||||
// println!("WEBSOCKET MESSAGE: {:?} from id: {}", &m, self.id);
|
||||
println!("WEBSOCKET MESSAGE: {:?} from id: {}", &m, self.id);
|
||||
|
||||
self
|
||||
.cs_addr
|
||||
|
|
|
|||
Loading…
Reference in a new issue