mirror of
https://github.com/LemmyNet/lemmy.git
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82 lines
3.1 KiB
MySQL
82 lines
3.1 KiB
MySQL
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CREATE UNIQUE INDEX idx_site_aggregates_1_row_only ON site_aggregates ((TRUE));
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-- Drop functions and use `CASCADE` to drop the triggers that use them
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DROP FUNCTION comment_aggregates_comment, comment_aggregates_score, community_aggregates_comment_count, community_aggregates_community, community_aggregates_post_count, community_aggregates_post_count_insert, community_aggregates_subscriber_count, delete_follow_before_person, person_aggregates_comment_count, person_aggregates_comment_score, person_aggregates_person, person_aggregates_post_count, person_aggregates_post_insert, person_aggregates_post_score, post_aggregates_comment_count, post_aggregates_featured_community, post_aggregates_featured_local, post_aggregates_post, post_aggregates_score, site_aggregates_comment_delete, site_aggregates_comment_insert, site_aggregates_community_delete, site_aggregates_community_insert, site_aggregates_person_delete, site_aggregates_person_insert, site_aggregates_post_delete, site_aggregates_post_insert, site_aggregates_post_update, site_aggregates_site, was_removed_or_deleted, was_restored_or_created CASCADE;
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-- Drop rank functions
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DROP FUNCTION controversy_rank, scaled_rank, hot_rank;
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-- Defer constraints
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ALTER TABLE comment_aggregates
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ALTER CONSTRAINT comment_aggregates_comment_id_fkey INITIALLY DEFERRED;
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ALTER TABLE community_aggregates
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ALTER CONSTRAINT community_aggregates_community_id_fkey INITIALLY DEFERRED;
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ALTER TABLE person_aggregates
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ALTER CONSTRAINT person_aggregates_person_id_fkey INITIALLY DEFERRED;
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ALTER TABLE post_aggregates
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ALTER CONSTRAINT post_aggregates_community_id_fkey INITIALLY DEFERRED,
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ALTER CONSTRAINT post_aggregates_creator_id_fkey INITIALLY DEFERRED,
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ALTER CONSTRAINT post_aggregates_instance_id_fkey INITIALLY DEFERRED,
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ALTER CONSTRAINT post_aggregates_post_id_fkey INITIALLY DEFERRED;
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ALTER TABLE site_aggregates
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ALTER CONSTRAINT site_aggregates_site_id_fkey INITIALLY DEFERRED;
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-- Fix values that might be incorrect because of the old triggers
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UPDATE
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post_aggregates
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SET
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featured_local = post.featured_local,
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featured_community = post.featured_community
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FROM
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post
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WHERE
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post_aggregates.post_id = post.id
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AND (post_aggregates.featured_local,
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post_aggregates.featured_community) != (post.featured_local,
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post.featured_community);
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UPDATE
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community_aggregates
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SET
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comments = counted.comments
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FROM (
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SELECT
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community_id,
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count(*) AS comments
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FROM
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comment,
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LATERAL (
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SELECT
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*
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FROM
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post
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WHERE
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post.id = comment.post_id
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LIMIT 1) AS post
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WHERE
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NOT (comment.deleted
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OR comment.removed
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OR post.deleted
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OR post.removed)
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GROUP BY
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community_id) AS counted
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WHERE
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community_aggregates.community_id = counted.community_id
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AND community_aggregates.comments != counted.comments;
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UPDATE
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site_aggregates
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SET
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communities = (
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SELECT
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count(*)
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FROM
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community
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WHERE
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local);
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