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Adding a person.admin index, and featured_local/community indexes. #3479

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Jul 5, 2023
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Adding a person.admin index, and featured_local/community indexes. #3479

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27 changes: 27 additions & 0 deletions migrations/2023-07-04-153335_add_optimized_indexes/down.sql
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-- Drop the new indexes
drop index idx_person_admin;

drop index idx_post_aggregates_featured_local_score;
drop index idx_post_aggregates_featured_local_newest_comment_time;
drop index idx_post_aggregates_featured_local_newest_comment_time_necro;
drop index idx_post_aggregates_featured_local_hot;
drop index idx_post_aggregates_featured_local_active;
drop index idx_post_aggregates_featured_local_published;
drop index idx_post_aggregates_published;

drop index idx_post_aggregates_featured_community_score;
drop index idx_post_aggregates_featured_community_newest_comment_time;
drop index idx_post_aggregates_featured_community_newest_comment_time_necro;
drop index idx_post_aggregates_featured_community_hot;
drop index idx_post_aggregates_featured_community_active;
drop index idx_post_aggregates_featured_community_published;

-- Create single column indexes again
create index idx_post_aggregates_score on post_aggregates (score desc);
create index idx_post_aggregates_published on post_aggregates (published desc);
create index idx_post_aggregates_newest_comment_time on post_aggregates (newest_comment_time desc);
create index idx_post_aggregates_newest_comment_time_necro on post_aggregates (newest_comment_time_necro desc);
create index idx_post_aggregates_featured_community on post_aggregates (featured_community desc);
create index idx_post_aggregates_featured_local on post_aggregates (featured_local desc);
create index idx_post_aggregates_hot on post_aggregates (hot_rank desc);
create index idx_post_aggregates_active on post_aggregates (hot_rank_active desc);
32 changes: 32 additions & 0 deletions migrations/2023-07-04-153335_add_optimized_indexes/up.sql
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-- Create an admin person index
create index idx_person_admin on person (admin);

-- Compound indexes, using featured_, then the other sorts, proved to be much faster
-- Drop the old indexes
drop index idx_post_aggregates_score;
drop index idx_post_aggregates_published;
drop index idx_post_aggregates_newest_comment_time;
drop index idx_post_aggregates_newest_comment_time_necro;
drop index idx_post_aggregates_featured_community;
drop index idx_post_aggregates_featured_local;
drop index idx_post_aggregates_hot;
drop index idx_post_aggregates_active;

-- featured_local
create index idx_post_aggregates_featured_local_score on post_aggregates (featured_local desc, score desc);
create index idx_post_aggregates_featured_local_newest_comment_time on post_aggregates (featured_local desc, newest_comment_time desc);
create index idx_post_aggregates_featured_local_newest_comment_time_necro on post_aggregates (featured_local desc, newest_comment_time_necro desc);
create index idx_post_aggregates_featured_local_hot on post_aggregates (featured_local desc, hot_rank desc);
create index idx_post_aggregates_featured_local_active on post_aggregates (featured_local desc, hot_rank_active desc);
create index idx_post_aggregates_featured_local_published on post_aggregates (featured_local desc, published desc);
create index idx_post_aggregates_published on post_aggregates (published desc);

-- featured_community
create index idx_post_aggregates_featured_community_score on post_aggregates (featured_community desc, score desc);
create index idx_post_aggregates_featured_community_newest_comment_time on post_aggregates (featured_community desc, newest_comment_time desc);
create index idx_post_aggregates_featured_community_newest_comment_time_necro on post_aggregates (featured_community desc, newest_comment_time_necro desc);
create index idx_post_aggregates_featured_community_hot on post_aggregates (featured_community desc, hot_rank desc);
create index idx_post_aggregates_featured_community_active on post_aggregates (featured_community desc, hot_rank_active desc);
create index idx_post_aggregates_featured_community_published on post_aggregates (featured_community desc, published desc);