Add `account_id DESC` to optimize PrecomputeFeedService (#2967)
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57a3d71c90
commit
c3ef5d5414
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@ -6,7 +6,8 @@ class PrecomputeFeedService < BaseService
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# @param [Account] account
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def call(_, account)
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redis.pipelined do
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Status.as_home_timeline(account).limit(FeedManager::MAX_ITEMS / 4).each do |status|
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# NOTE: Added `id desc, account_id desc` to `ORDER BY` section to optimize query.
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Status.as_home_timeline(account).order(account_id: :desc).limit(FeedManager::MAX_ITEMS / 4).each do |status|
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next if status.direct_visibility? || FeedManager.instance.filter?(:home, status, account.id)
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redis.zadd(FeedManager.instance.key(:home, account.id), status.id, status.reblog? ? status.reblog_of_id : status.id)
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end
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