20200313203525_add_invalid_foreign_key_from_chat_name_to_service.rb 419 Bytes
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# frozen_string_literal: true

class AddInvalidForeignKeyFromChatNameToService < ActiveRecord::Migration[6.0]
  include Gitlab::Database::MigrationHelpers
  DOWNTIME = false

  disable_ddl_transaction!

  def up
    add_concurrent_foreign_key :chat_names, :services, column: :service_id, on_delete: :cascade, validate: false
  end

  def down
    remove_foreign_key_if_exists :chat_names, column: :service_id
  end
end