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Add maintenance task for updating counter caches

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This commit is contained in:
Eugen Rochko 2017-03-31 13:01:00 +02:00
parent 3ac4455160
commit 188cddefe9
1 changed files with 19 additions and 0 deletions
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19
lib/tasks/mastodon.rake
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@ -62,4 +62,23 @@ namespace :mastodon do
end
end
end
namespace :maintenance do
desc 'Update counter caches'
task update_counter_caches: :environment do
Rails.logger.debug 'Updating counter caches for accounts...'
Account.unscoped.select('id').find_in_batches do |batch|
Account.where(id: batch.map(&:id)).update_all('statuses_count = (select count(*) from statuses where account_id = accounts.id), followers_count = (select count(*) from follows where target_account_id = accounts.id), following_count = (select count(*) from follows where account_id = accounts.id)')
end
Rails.logger.debug 'Updating counter caches for statuses...'
Status.unscoped.select('id').find_in_batches do |batch|
Status.where(id: batch.map(&:id)).update_all('favourites_count = (select count(*) from favourites where favourites.status_id = statuses.id), reblogs_count = (select count(*) from statuses as reblogs where reblogs.reblog_of_id = statuses.id)')
end
Rails.logger.debug 'Done!'
end
end
end