db/post_migrate/20220223112304_schedule_nullify_orphan_runner_id_on_ci_builds.rb


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# frozen_string_literal: true

class ScheduleNullifyOrphanRunnerIdOnCiBuilds < Gitlab::Database::Migration[1.0]
  disable_ddl_transaction!

  MIGRATION = 'NullifyOrphanRunnerIdOnCiBuilds'
  INTERVAL = 2.minutes
  BATCH_SIZE = 50_000
  MAX_BATCH_SIZE = 150_000
  SUB_BATCH_SIZE = 500

  def up
    queue_batched_background_migration(
      MIGRATION,
      :ci_builds,
      :id,
      job_interval: INTERVAL,
      batch_size: BATCH_SIZE,
      max_batch_size: MAX_BATCH_SIZE,
      sub_batch_size: SUB_BATCH_SIZE
    )
  end

  def down
    delete_batched_background_migration(MIGRATION, :ci_builds, :id, [])
  end
end