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fix sql errors
This commit is contained in:
Dull Bananas
parent
8d1c633378
commit
0ca591e0ec
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@ -657,6 +657,25 @@ BEGIN
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END
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$$;
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CREATE FUNCTION site_aggregates_community_delete ()
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RETURNS TRIGGER
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LANGUAGE plpgsql
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AS $$
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BEGIN
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IF (was_removed_or_deleted (TG_OP, OLD, NEW)) THEN
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UPDATE
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site_aggregates sa
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SET
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communities = communities - 1
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FROM
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site s
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WHERE
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sa.site_id = s.id;
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END IF;
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RETURN NULL;
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END
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$$;
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CREATE FUNCTION site_aggregates_community_insert ()
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RETURNS TRIGGER
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LANGUAGE plpgsql
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@ -1,5 +1,5 @@
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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, comment_removed_resolve_reports, community_aggregates_comment_count, community_aggregates_community, community_aggregates_post_count, community_aggregates_post_count_insert, community_aggregates_subscriber_count, 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, post_removed_resolve_reports, site_aggregates_comment_delete, site_aggregates_comment_insert, 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 FUNCTION comment_aggregates_comment, comment_aggregates_score, comment_removed_resolve_reports, community_aggregates_comment_count, community_aggregates_community, community_aggregates_post_count, community_aggregates_post_count_insert, community_aggregates_subscriber_count, 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, post_removed_resolve_reports, 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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-- Fix values that might be incorrect because of the old triggers
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UPDATE
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@ -44,9 +44,9 @@ $$;
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-- * Transition tables are only provided to the trigger function, not to functions that it calls.
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--
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-- This function can only be called once per table. The command to run is given as the 2nd argument
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-- and has access to these tables:
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-- * `old_table` with old rows
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-- * `new_table` with new rows
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-- and can use these tables in `FROM` clauses:
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-- * `old_table` with old rows (alias that doesn't contain `old_table` must be added)
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-- * `new_table` with new rows (alias that doesn't contain `new_table` must be added)
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-- * `combined_transition_tables` with both old and new rows, with 2 columns:
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-- 1. `count_diff`: `-1` for old rows and `1` for new rows, which can be used with `sum` to get the number
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-- to add to a count
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@ -61,52 +61,65 @@ DECLARE
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RETURNS TRIGGER
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LANGUAGE plpgsql
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AS $$
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BEGIN
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delete_command;
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RETURN NULL;
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END $$;
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CREATE TRIGGER delete_statement
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AFTER DELETE ON thing REFERENCING OLD TABLE AS old_table
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FOR EACH STATEMENT
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EXECUTE FUNCTION r.thing_delete_statement ( );
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BEGIN
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delete_command;
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RETURN NULL;
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END $$;
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CREATE TRIGGER delete_statement
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AFTER DELETE ON thing REFERENCING OLD TABLE AS old_table
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FOR EACH STATEMENT
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EXECUTE FUNCTION r.thing_delete_statement ( );
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-- Insert
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CREATE FUNCTION r.thing_insert_statement ( )
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RETURNS TRIGGER
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LANGUAGE plpgsql
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AS $$
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BEGIN
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insert_command;
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RETURN NULL;
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END $$;
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CREATE TRIGGER insert_statement
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AFTER INSERT ON thing REFERENCING NEW TABLE AS new_table
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FOR EACH STATEMENT
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EXECUTE FUNCTION r.thing_insert_statement ( );
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BEGIN
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insert_command;
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RETURN NULL;
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END $$;
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CREATE TRIGGER insert_statement
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AFTER INSERT ON thing REFERENCING NEW TABLE AS new_table
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FOR EACH STATEMENT
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EXECUTE FUNCTION r.thing_insert_statement ( );
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-- Update
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CREATE FUNCTION r.thing_update_statement ( )
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RETURNS TRIGGER
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LANGUAGE plpgsql
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AS $$
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BEGIN
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update_command;
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RETURN NULL;
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END $$;
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CREATE TRIGGER update_statement
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AFTER UPDATE ON thing REFERENCING OLD TABLE AS old_table NEW TABLE AS new_table
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FOR EACH STATEMENT
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EXECUTE FUNCTION r.thing_update_statement ( );
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BEGIN
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update_command;
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RETURN NULL;
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END $$;
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CREATE TRIGGER update_statement
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AFTER UPDATE ON thing REFERENCING OLD TABLE AS old_table NEW TABLE AS new_table
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FOR EACH STATEMENT
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EXECUTE FUNCTION r.thing_update_statement ( );
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$b$;
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BEGIN
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-- Couldn't get `combined_transition_tables` to work using CTE
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defs := replace(defs, 'delete_command', replace(command, 'combined_transition_tables', '(select_old_table) AS combined_transition_tables'));
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defs := replace(defs, 'insert_command', replace(command, 'combined_transition_tables', '(select_new_table) AS combined_transition_tables'));
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defs := replace(defs, 'update_command', replace(command, 'combined_transition_tables', '(select_old_table UNION ALL select_new_table) AS combined_transition_tables'));
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defs := replace(defs, 'select_old_table', $$
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-- Couldn't get these to work using CTE
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command := replace(command, 'combined_transition_tables', $$ (
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SELECT
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-1 AS count_diff, old_t::thing AS thing
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FROM old_table AS old_t
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UNION ALL
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SELECT
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-1 AS count_diff, old_table::thing AS thing FROM old_table $$);
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defs := replace(defs, 'select_new_table', $$
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SELECT
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1 AS count_diff, new_table::thing AS thing FROM new_table $$);
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1 AS count_diff, new_t::thing AS thing
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FROM new_table AS new_t) AS combined_transition_tables $$);
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-- `new_table` and `old_table` are made available as empty tables if they don't already exist
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defs := replace(defs, 'delete_command', replace(command, 'new_table', $$ (
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SELECT
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*
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FROM old_table
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WHERE
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FALSE) $$));
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defs := replace(defs, 'insert_command', replace(command, 'old_table', $$ (
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SELECT
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*
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FROM new_table
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WHERE
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FALSE) $$));
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defs := replace(defs, 'update_command', command);
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defs := replace(defs, 'thing', table_name);
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EXECUTE defs;
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END
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@ -141,15 +154,18 @@ BEGIN
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UPDATE
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thing_report
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SET
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resolved = TRUE, resolver_id = first_removal.mod_person_id, updated = first_removal.when_ FROM (
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SELECT
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thing_id, min(when_) AS when_ FROM new_removal
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WHERE
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new_removal.removed GROUP BY thing_id) AS first_removal
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WHERE
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report.thing_id = first_removal.thing_id
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AND NOT report.resolved
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AND COALESCE(report.updated < first_removal.when_, TRUE);
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resolved = TRUE, resolver_id = first_removal.mod_person_id, updated = first_removal.when_ FROM ( SELECT DISTINCT
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thing_id
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FROM new_removal) AS removal_group, LATERAL (
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SELECT
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*
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FROM new_removal
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WHERE
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new_removal.thing_id = removal_group.thing_id ORDER BY when_ ASC LIMIT 1) AS first_removal
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WHERE
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thing_report.thing_id = first_removal.thing_id
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AND NOT thing_report.resolved
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AND COALESCE(thing_report.updated < first_removal.when_, TRUE);
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RETURN NULL;
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END $$;
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CREATE TRIGGER resolve_reports
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@ -163,17 +179,17 @@ BEGIN
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score = a.score + diff.upvotes - diff.downvotes, upvotes = a.upvotes + diff.upvotes, downvotes = a.downvotes + diff.downvotes, controversy_rank = controversy_rank ((a.upvotes + diff.upvotes)::numeric, (a.downvotes + diff.downvotes)::numeric)
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FROM (
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SELECT
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(thing_like).thing_id, sum(count_diff) FILTER (WHERE (thing_like).score = 1) AS upvotes, sum(count_diff) FILTER (WHERE (thing_like).score != 1) AS downvotes FROM combined_transition_tables GROUP BY (thing_like).thing_id) AS diff
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(thing_like).thing_id, coalesce(sum(count_diff) FILTER (WHERE (thing_like).score = 1), 0) AS upvotes, coalesce(sum(count_diff) FILTER (WHERE (thing_like).score != 1), 0) AS downvotes FROM combined_transition_tables GROUP BY (thing_like).thing_id) AS diff
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WHERE
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a.thing_id = diff.thing_id
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RETURNING
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creator_id_from_thing_aggregates (a.*) AS creator_id, diff.upvotes - diff.downvotes AS score)
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r.creator_id_from_thing_aggregates (a.*) AS creator_id, diff.upvotes - diff.downvotes AS score)
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UPDATE
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person_aggregates AS a
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SET
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thing_score = a.thing_score + diff.score FROM (
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SELECT
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creator_id, sum(score) AS score FROM target_diff GROUP BY creator_id) AS diff
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creator_id, sum(score) AS score FROM thing_diff GROUP BY creator_id) AS diff
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WHERE
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a.person_id = diff.creator_id $$);
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$b$,
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@ -192,7 +208,7 @@ CALL r.create_triggers ('comment', $$ WITH comment_group AS (
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(comment).post_id,
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(comment).creator_id,
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(comment).local,
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sum(count_diff) AS comments FROM combined_transition_tables
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coalesce(sum(count_diff), 0) AS comments FROM combined_transition_tables
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WHERE
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NOT ((comment).deleted
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OR (comment).removed)
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@ -238,29 +254,28 @@ unused_person_aggregates_update_result AS (
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AND a.published > (new_comment.published - '2 days'::interval)
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LIMIT 1))
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FROM
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comment_group,
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LATERAL (
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comment_group
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WHERE
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a.post_id = comment_group.post_id
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RETURNING
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a.community_id,
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comment_group.comments,
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(
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SELECT
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*
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NOT (post.deleted
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OR post.removed)
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FROM
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post
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WHERE
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a.post_id = post.id
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LIMIT 1) AS post
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WHERE
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a.post_id = comment_group.post_id
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RETURNING
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a.community_id,
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diff.comments,
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NOT (post.deleted
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OR post.removed) AS include_in_community_aggregates)
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LIMIT 1) AS include_in_community_aggregates)
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UPDATE
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community_aggregates AS a
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SET
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comments = a.comments + diff.comments
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FROM (
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SELECT
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community_id, sum(comments)
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community_id, sum(comments) AS comments
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FROM
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post_diff
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WHERE
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@ -272,7 +287,7 @@ unused_person_aggregates_update_result AS (
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CALL r.create_triggers ('post', $$ WITH post_group AS (
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SELECT
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(post).community_id, (post).creator_id, (post).local, sum(count_diff) AS posts FROM combined_transition_tables
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(post).community_id, (post).creator_id, (post).local, coalesce(sum(count_diff), 0) AS posts FROM combined_transition_tables
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WHERE
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NOT ((post).deleted
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OR (post).removed)
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@ -301,7 +316,7 @@ CALL r.create_triggers ('community', $$ UPDATE
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SET
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communities = a.communities + diff.communities FROM (
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SELECT
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sum(count_diff) AS communities FROM combined_transition_tables
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coalesce(sum(count_diff), 0) AS communities FROM combined_transition_tables
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WHERE (community).local
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AND NOT ((community).deleted
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OR (community).removed)) AS diff $$);
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@ -311,7 +326,7 @@ CALL r.create_triggers ('person', $$ UPDATE
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SET
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users = a.users + diff.users FROM (
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SELECT
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sum(count_diff) AS users FROM combined_transition_tables
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coalesce(sum(count_diff), 0) AS users FROM combined_transition_tables
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WHERE (person).local) AS diff $$);
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-- For community_aggregates.comments, don't include comments of deleted or removed posts
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@ -365,9 +380,9 @@ CREATE TRIGGER comment_count
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CALL r.create_triggers ('community_follower', $$ UPDATE
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community_aggregates AS a
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SET
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subscriber = a.subscribers + diff.subscribers FROM (
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subscribers = a.subscribers + diff.subscribers FROM (
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SELECT
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(community_follower).community_id, sum(count_diff) AS subscribers FROM combined_transition_tables
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(community_follower).community_id, coalesce(sum(count_diff), 0) AS subscribers FROM combined_transition_tables
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WHERE (
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SELECT
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local
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