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be1389420b
* SQL format checking, 1. * SQL format checking, 2. * SQL format checking, 3. * SQL format checking, 4. * SQL format checking, 5. * Running pg_format * Getting rid of comment. * Upping pg_format version. * Using git ls-files for sql format check. * Fixing sql lints. * Addressing PR comments.
89 lines
2.8 KiB
SQL
89 lines
2.8 KiB
SQL
-- This converts the old hot_rank functions, to columns
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-- Remove the old compound indexes
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DROP INDEX idx_post_aggregates_featured_local_newest_comment_time;
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DROP INDEX idx_post_aggregates_featured_community_newest_comment_time;
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DROP INDEX idx_post_aggregates_featured_local_comments;
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DROP INDEX idx_post_aggregates_featured_community_comments;
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DROP INDEX idx_post_aggregates_featured_local_hot;
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DROP INDEX idx_post_aggregates_featured_community_hot;
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DROP INDEX idx_post_aggregates_featured_local_score;
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DROP INDEX idx_post_aggregates_featured_community_score;
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DROP INDEX idx_post_aggregates_featured_local_published;
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DROP INDEX idx_post_aggregates_featured_community_published;
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DROP INDEX idx_post_aggregates_featured_local_active;
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DROP INDEX idx_post_aggregates_featured_community_active;
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DROP INDEX idx_comment_aggregates_hot;
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DROP INDEX idx_community_aggregates_hot;
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-- Add the new hot rank columns for post and comment aggregates
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-- Note: 1728 is the result of the hot_rank function, with a score of 1, posted now
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-- hot_rank = 10000*log10(1 + 3)/Power(2, 1.8)
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ALTER TABLE post_aggregates
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ADD COLUMN hot_rank integer NOT NULL DEFAULT 1728;
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ALTER TABLE post_aggregates
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ADD COLUMN hot_rank_active integer NOT NULL DEFAULT 1728;
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ALTER TABLE comment_aggregates
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ADD COLUMN hot_rank integer NOT NULL DEFAULT 1728;
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ALTER TABLE community_aggregates
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ADD COLUMN hot_rank integer NOT NULL DEFAULT 1728;
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-- Populate them initially
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-- Note: After initial population, these are updated in a periodic scheduled job,
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-- with only the last week being updated.
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UPDATE
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post_aggregates
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SET
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hot_rank_active = hot_rank (score::numeric, newest_comment_time_necro);
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UPDATE
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post_aggregates
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SET
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hot_rank = hot_rank (score::numeric, published);
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UPDATE
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comment_aggregates
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SET
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hot_rank = hot_rank (score::numeric, published);
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UPDATE
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community_aggregates
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SET
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hot_rank = hot_rank (subscribers::numeric, published);
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-- Create single column indexes
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CREATE INDEX idx_post_aggregates_score ON post_aggregates (score DESC);
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CREATE INDEX idx_post_aggregates_published ON post_aggregates (published DESC);
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CREATE INDEX idx_post_aggregates_newest_comment_time ON post_aggregates (newest_comment_time DESC);
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CREATE INDEX idx_post_aggregates_newest_comment_time_necro ON post_aggregates (newest_comment_time_necro DESC);
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CREATE INDEX idx_post_aggregates_featured_community ON post_aggregates (featured_community DESC);
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CREATE INDEX idx_post_aggregates_featured_local ON post_aggregates (featured_local DESC);
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CREATE INDEX idx_post_aggregates_hot ON post_aggregates (hot_rank DESC);
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CREATE INDEX idx_post_aggregates_active ON post_aggregates (hot_rank_active DESC);
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CREATE INDEX idx_comment_aggregates_hot ON comment_aggregates (hot_rank DESC);
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CREATE INDEX idx_community_aggregates_hot ON community_aggregates (hot_rank DESC);
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