diff options
author | Dessalines <tyhou13@gmx.com> | 2020-01-11 17:30:44 -0500 |
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committer | Dessalines <tyhou13@gmx.com> | 2020-01-11 17:30:44 -0500 |
commit | 253f4aa6a1f3d7d8e6477addd4331e5eb7118d28 (patch) | |
tree | 212e62e9ed66aa3a6b5f944bbf0d2b9282d55c5c /server/migrations | |
parent | 5f3190037542a32295a98098c8cee3b291538912 (diff) |
Back to just indexes.
Diffstat (limited to 'server/migrations')
-rw-r--r-- | server/migrations/2020-01-11-012452_add_indexes/down.sql | 57 | ||||
-rw-r--r-- | server/migrations/2020-01-11-012452_add_indexes/up.sql | 58 |
2 files changed, 0 insertions, 115 deletions
diff --git a/server/migrations/2020-01-11-012452_add_indexes/down.sql b/server/migrations/2020-01-11-012452_add_indexes/down.sql index 3708ac5e..ad674c50 100644 --- a/server/migrations/2020-01-11-012452_add_indexes/down.sql +++ b/server/migrations/2020-01-11-012452_add_indexes/down.sql @@ -1,5 +1,3 @@ --- This file should undo anything in `up.sql` - drop index idx_post_creator; drop index idx_post_community; @@ -16,58 +14,3 @@ drop index idx_comment_like_post; drop index idx_community_creator; drop index idx_community_category; - -drop index idx_community_follower_community; -drop index idx_community_follower_user; - -drop index idx_community_user_ban_community; -drop index idx_community_user_ban_user; - -drop 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 -; - - diff --git a/server/migrations/2020-01-11-012452_add_indexes/up.sql b/server/migrations/2020-01-11-012452_add_indexes/up.sql index 482ad01f..911f0875 100644 --- a/server/migrations/2020-01-11-012452_add_indexes/up.sql +++ b/server/migrations/2020-01-11-012452_add_indexes/up.sql @@ -1,5 +1,4 @@ -- Go through all the tables joins, optimize every view, CTE, etc. - create index idx_post_creator on post (creator_id); create index idx_post_community on post (community_id); @@ -16,60 +15,3 @@ create index idx_comment_like_post on comment_like (post_id); create index idx_community_creator on community (creator_id); create index idx_community_category on community (category_id); - -create index idx_community_follower_community on community_follower (community_id); -create index idx_community_follower_user on community_follower (user_id); - -create index idx_community_user_ban_community on community_user_ban (community_id); -create index idx_community_user_ban_user on community_user_ban (user_id); - --- optimize post_view - -drop view post_view; -create view post_view as -with all_post as -( - select - p.*, - u.banned 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, - u.name as creator_name, - u.avatar as creator_avatar, - c.name as community_name, - c.removed as community_removed, - c.deleted as community_deleted, - c.nsfw 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 - inner join user_ u on p.creator_id = u.id - inner join community c on p.community_id = c.id - group by p.id, u.banned, u.name, u.avatar, c.name, c.removed, c.deleted, c.nsfw -) - -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 -; 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