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October 26, 2017 20:20
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module StorageProfileKey | |
# This class backfills storage_profile_key on prostore_file_thumbnails. | |
# Once the backfill completes and there is a not null constraint | |
# and default value on the column, this class can be removed. | |
class ProstoreFileThumbnailsBackfillWorker | |
include Sidekiq::Worker | |
sidekiq_options queue: :data_migration | |
def self.enqueue_prostore_file_thumbnails(starting_id:, ending_id:) | |
ProstoreFileThumbnail.select(:id).where(id: starting_id..ending_id).find_each do |prostore_file_thumbnail| | |
perform_async(prostore_file_thumbnail.id) | |
end | |
end | |
def perform(prostore_file_thumbnail_id) | |
prostore_file_thumbnail = ProstoreFileThumbnail.find(prostore_file_thumbnail_id) | |
storage_profile_key = prostore_file_thumbnail&.prostore_file.storage_profile_key || Company.default_s3_profile_name | |
prostore_file_thumbnail.update_column(storage_profile_key: storage_profile_key) | |
end | |
end | |
end |
find_each
uses the same default as find_in_batches
http://api.rubyonrails.org/classes/ActiveRecord/Batches.html#method-i-find_each I can change that batch_size to 100 though if we think thats more sane.
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How about
How about batching the range of ids passed in? Perhaps something like,