class RemoveFauxRemoteAccountDuplicates < ActiveRecord::Migration[5.2] disable_ddl_transaction! def up local_domain = Rails.configuration.x.local_domain # Just a safety measure to ensure that under no circumstance # we will query `domain IS NULL` because that would return # actually local accounts, the originals return if local_domain.nil? Account.where(domain: local_domain).in_batches.destroy_all end def down; end end