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Only calculate hash on heartbeats missing hashes

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This commit is contained in:
Max Wofford 2025-03-05 02:36:57 -05:00
parent 34dc749344
commit b303861397
1 changed files with 11 additions and 9 deletions
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20
app/jobs/one_time/generate_unique_heartbeat_hashes_job.rb
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@ -2,19 +2,21 @@ class OneTime::GenerateUniqueHeartbeatHashesJob < ApplicationJob
queue_as :default
def perform
Heartbeat.find_each do |heartbeat|
heartbeat.send(:set_fields_hash!)
heartbeat.save!
ActiveRecord::Base.transaction do
# batch update the fields_hash
Heartbeat.where(fields_hash: nil).find_each_batch(of: 1000) do |batch|
batch.each do |heartbeat|
heartbeat.send(:set_fields_hash!)
heartbeat.save!
end
end
end
# error if any two heartbeats have the same fields_hash
duplicates = false
# delete duplicates
Heartbeat.group(:fields_hash).having("count(*) > 1").count.each do |fields_hash, count|
puts "Duplicate fields_hash: #{fields_hash} (count: #{count})"
duplicates = true
Heartbeat.where(fields_hash: fields_hash).order(:created_at).offset(1).delete_all
puts "Deleted #{count - 1} heartbeat(s)"
end
raise "Duplicate in fields_hash" if duplicates
end
end