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# frozen_string_literal: true
class RescheduleSetDefaultIterationCadences < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
BATCH_SIZE = 1_000
DELAY_INTERVAL = 2.minutes.to_i
MIGRATION_CLASS = 'SetDefaultIterationCadences'
class Iteration < ActiveRecord::Base # rubocop:disable Style/Documentation
include EachBatch
self.table_name = 'sprints'
end
disable_ddl_transaction!
def up
Iteration.select(:group_id).distinct.each_batch(of: BATCH_SIZE, column: :group_id) do |batch, index|
group_ids = batch.pluck(:group_id)
migrate_in(index * DELAY_INTERVAL, MIGRATION_CLASS, group_ids)
end
end
def down
# Not needed
end
end
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