Add account_id DESC to optimize PrecomputeFeedService (#2967)

This commit is contained in:
alpaca-tc 2017-05-11 03:33:32 +09:00 committed by Eugen Rochko
parent 57a3d71c90
commit c3ef5d5414

View File

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