discourse/db/migrate/20220118065658_add_constrai...

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# frozen_string_literal: true
class AddConstraintsToUserStat < ActiveRecord::Migration[6.1]
def up
execute(<<~SQL)
UPDATE user_stats
SET post_count = 0
WHERE post_count < 0
SQL
execute(<<~SQL)
UPDATE user_stats
SET topic_count = 0
WHERE topic_count < 0
SQL
execute "ALTER TABLE user_stats ADD CONSTRAINT topic_count_positive CHECK (topic_count >= 0)"
execute "ALTER TABLE user_stats ADD CONSTRAINT post_count_positive CHECK (post_count >= 0)"
end
def down
execute "ALTER TABLE user_stats DROP CONSTRAINT topic_count_positive"
execute "ALTER TABLE user_stats DROP CONSTRAINT post_count_positive"
end
end