ProjectSegfault/invidious-experimenting
4
0
Fork 0
forked from midou/invidious
Code Pull Requests Activity

Attempt to optimize query for subscription feed

Browse Source
This commit is contained in:
Omar Roth
2019-07-07 14:00:42 -05:00
parent 775612ec5a
commit c34a24b633
3 changed files with 8 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/invidious/helpers/jobs.cr
View File

@@ -75,7 +75,7 @@ def refresh_feeds(db, logger, config)
end
end
if db.query_one("SELECT pg_get_viewdef('#{view_name}')", as: String).includes? "ucid = ANY"
if !db.query_one("SELECT pg_get_viewdef('#{view_name}')", as: String).includes? "WHERE ((cv.ucid = ANY (u.subscriptions))"
logger.puts("Materialized view #{view_name} is out-of-date, recreating...")
db.exec("DROP MATERIALIZED VIEW #{view_name}")
end
@@ -95,10 +95,7 @@ def refresh_feeds(db, logger, config)
# While iterating through, we may have an email stored from a deleted account
if db.query_one?("SELECT true FROM users WHERE email = $1", email, as: Bool)
logger.puts("CREATE #{view_name}")
db.exec("CREATE MATERIALIZED VIEW #{view_name} AS \
SELECT * FROM channel_videos WHERE
ucid IN (SELECT unnest(subscriptions) FROM users WHERE email = E'#{email.gsub("'", "\\'")}')
ORDER BY published DESC")
db.exec("CREATE MATERIALIZED VIEW #{view_name} AS #{MATERIALIZED_VIEW_SQL.call(email)}")
db.exec("UPDATE users SET feed_needs_update = false WHERE email = $1", email)
end
rescue ex