discourse/app/jobs/scheduled/clean_up_crawler_stats.rb

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# frozen_string_literal: true
module Jobs
class CleanUpCrawlerStats < Jobs::Scheduled
every 1.day
def execute(args)
WebCrawlerRequest.where('date < ?', WebCrawlerRequest.max_record_age.ago).delete_all
# keep count of only the top user agents
DB.exec <<~SQL
WITH ranked_requests AS (
SELECT row_number() OVER (ORDER BY count DESC) as row_number, id
FROM web_crawler_requests
WHERE date = '#{1.day.ago.strftime("%Y-%m-%d")}'
)
DELETE FROM web_crawler_requests
WHERE id IN (
SELECT ranked_requests.id
FROM ranked_requests
WHERE row_number > #{WebCrawlerRequest.max_records_per_day}
)
SQL
end
end
end