masto-fe/db/migrate/20190306145741_add_lock_version_to_polls.rb

24 lines
440 B
Ruby

require Rails.root.join('lib', 'mastodon', 'migration_helpers')
class AddLockVersionToPolls < ActiveRecord::Migration[5.2]
include Mastodon::MigrationHelpers
disable_ddl_transaction!
def up
safety_assured do
add_column_with_default(
:polls,
:lock_version,
:integer,
allow_null: false,
default: 0
)
end
end
def down
remove_column :polls, :lock_version
end
end