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# frozen_string_literal: true
class ScheduleBlockedByLinksReplacementSecondTry < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
INTERVAL = 2.minutes
# at the time of writing there were 12931 blocked_by issues:
# estimated time is 13 batches * 2 minutes -> 26 minutes
BATCH_SIZE = 1000
MIGRATION = 'ReplaceBlockedByLinks'
disable_ddl_transaction!
class IssueLink < ActiveRecord::Base
include EachBatch
self.table_name = 'issue_links'
end
def up
relation = IssueLink.where(link_type: 2)
queue_background_migration_jobs_by_range_at_intervals(
relation, MIGRATION, INTERVAL, batch_size: BATCH_SIZE)
end
def down
end
end
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