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PERF: move 3 more option columns out of the user table

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This commit is contained in:
Sam
2016-02-18 16:57:22 +11:00
parent f9c5cded6f
commit f0e942f647
22 changed files with 278 additions and 250 deletions
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55
app/models/topic_user.rb
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@ -104,7 +104,7 @@ class TopicUser < ActiveRecord::Base
if rows == 0
now = DateTime.now
auto_track_after = User.select(:auto_track_topics_after_msecs).find_by(id: user_id).try(:auto_track_topics_after_msecs)
auto_track_after = UserOption.where(user_id: user_id).pluck(:auto_track_topics_after_msecs).first
auto_track_after ||= SiteSetting.default_other_auto_track_topics_after_msecs
if auto_track_after >= 0 && auto_track_after <= (attrs[:total_msecs_viewed].to_i || 0)
@ -140,6 +140,31 @@ class TopicUser < ActiveRecord::Base
# Update the last read and the last seen post count, but only if it doesn't exist.
# This would be a lot easier if psql supported some kind of upsert
UPDATE_TOPIC_USER_SQL = "UPDATE topic_users
SET
last_read_post_number = GREATEST(:post_number, tu.last_read_post_number),
highest_seen_post_number = t.highest_post_number,
total_msecs_viewed = LEAST(tu.total_msecs_viewed + :msecs,86400000),
notification_level =
case when tu.notifications_reason_id is null and (tu.total_msecs_viewed + :msecs) >
coalesce(uo.auto_track_topics_after_msecs,:threshold) and
coalesce(uo.auto_track_topics_after_msecs, :threshold) >= 0 then
:tracking
else
tu.notification_level
end
FROM topic_users tu
join topics t on t.id = tu.topic_id
join users u on u.id = :user_id
join user_options uo on uo.user_id = :user_id
WHERE
tu.topic_id = topic_users.topic_id AND
tu.user_id = topic_users.user_id AND
tu.topic_id = :topic_id AND
tu.user_id = :user_id
RETURNING
topic_users.notification_level, tu.notification_level old_level, tu.last_read_post_number
"
def update_last_read(user, topic_id, post_number, msecs, opts={})
return if post_number.blank?
msecs = 0 if msecs.to_i < 0
@ -160,31 +185,7 @@ class TopicUser < ActiveRecord::Base
# ... user visited the topic but did not read the posts
#
# 86400000 = 1 day
rows = exec_sql("UPDATE topic_users
SET
last_read_post_number = GREATEST(:post_number, tu.last_read_post_number),
highest_seen_post_number = t.highest_post_number,
total_msecs_viewed = LEAST(tu.total_msecs_viewed + :msecs,86400000),
notification_level =
case when tu.notifications_reason_id is null and (tu.total_msecs_viewed + :msecs) >
coalesce(u.auto_track_topics_after_msecs,:threshold) and
coalesce(u.auto_track_topics_after_msecs, :threshold) >= 0 then
:tracking
else
tu.notification_level
end
FROM topic_users tu
join topics t on t.id = tu.topic_id
join users u on u.id = :user_id
WHERE
tu.topic_id = topic_users.topic_id AND
tu.user_id = topic_users.user_id AND
tu.topic_id = :topic_id AND
tu.user_id = :user_id
RETURNING
topic_users.notification_level, tu.notification_level old_level, tu.last_read_post_number
",
args).values
rows = exec_sql(UPDATE_TOPIC_USER_SQL,args).values
if rows.length == 1
before = rows[0][1].to_i
@ -206,7 +207,7 @@ class TopicUser < ActiveRecord::Base
if rows.length == 0
# The user read at least one post in a topic that they haven't viewed before.
args[:new_status] = notification_levels[:regular]
if (user.auto_track_topics_after_msecs || SiteSetting.default_other_auto_track_topics_after_msecs) == 0
if (user.user_option.auto_track_topics_after_msecs || SiteSetting.default_other_auto_track_topics_after_msecs) == 0
args[:new_status] = notification_levels[:tracking]
end
TopicTrackingState.publish_read(topic_id, post_number, user.id, args[:new_status])