mastodon/db/migrate/20210425135952_add_index_on...

16 lines
557 B
Ruby

# frozen_string_literal: true
class AddIndexOnMediaAttachmentsAccountIdStatusId < ActiveRecord::Migration[5.2]
disable_ddl_transaction!
def up
add_index :media_attachments, [:account_id, :status_id], order: { status_id: :desc }, algorithm: :concurrently
remove_index :media_attachments, :account_id, algorithm: :concurrently
end
def down
add_index :media_attachments, :account_id, algorithm: :concurrently
remove_index :media_attachments, [:account_id, :status_id], order: { status_id: :desc }, algorithm: :concurrently
end
end