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Optimize query for creating subscription feeds

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This commit is contained in:
Omar Roth
2019-06-02 11:48:18 -05:00
parent 71bf8b6b4d
commit 108648b427
3 changed files with 17 additions and 12 deletions
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12
src/invidious/users.cr
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@@ -149,9 +149,9 @@ def get_user(sid, headers, db, refresh = true)
begin
view_name = "subscriptions_#{sha256(user.email)}"
db.exec("CREATE MATERIALIZED VIEW #{view_name} AS \
SELECT * FROM channel_videos WHERE \
ucid = ANY ((SELECT subscriptions FROM users WHERE email = E'#{user.email.gsub("'", "\\'")}')::text[]) \
ORDER BY published DESC;")
SELECT * FROM channel_videos WHERE
ucid IN (SELECT unnest(subscriptions) FROM users WHERE email = E'#{user.email.gsub("'", "\\'")}')
ORDER BY published DESC")
rescue ex
end
end
@@ -171,9 +171,9 @@ def get_user(sid, headers, db, refresh = true)
begin
view_name = "subscriptions_#{sha256(user.email)}"
db.exec("CREATE MATERIALIZED VIEW #{view_name} AS \
SELECT * FROM channel_videos WHERE \
ucid = ANY ((SELECT subscriptions FROM users WHERE email = E'#{user.email.gsub("'", "\\'")}')::text[]) \
ORDER BY published DESC;")
SELECT * FROM channel_videos WHERE
ucid IN (SELECT unnest(subscriptions) FROM users WHERE email = E'#{user.email.gsub("'", "\\'")}')
ORDER BY published DESC")
rescue ex
end
end