canvas-lms/db/migrate/20200323153455_add_pending_...

15 lines
371 B
Ruby

# frozen_string_literal: true
class AddPendingDelayedMessagesIndex < ActiveRecord::Migration[5.2]
tag :postdeploy
disable_ddl_transaction!
def change
add_index :delayed_messages,
[:send_at],
where: "workflow_state = 'pending'",
name: "index_delayed_messages_pending",
algorithm: :concurrently
end
end