debian-mirror-gitlab/lib/gitlab/background_migration/set_merge_request_diff_files_count.rb
2020-10-24 23:57:45 +05:30

28 lines
780 B
Ruby

# frozen_string_literal: true
module Gitlab
module BackgroundMigration
# Sets the MergeRequestDiff#files_count value for old rows
class SetMergeRequestDiffFilesCount
COUNT_SUBQUERY = <<~SQL
files_count = (
SELECT count(*)
FROM merge_request_diff_files
WHERE merge_request_diff_files.merge_request_diff_id = merge_request_diffs.id
)
SQL
class MergeRequestDiff < ActiveRecord::Base # rubocop:disable Style/Documentation
include EachBatch
self.table_name = 'merge_request_diffs'
end
def perform(start_id, end_id)
MergeRequestDiff.where(id: start_id..end_id).each_batch do |relation|
relation.update_all(COUNT_SUBQUERY)
end
end
end
end
end