# frozen_string_literal: true class AddIndexToTokenDigestOnPersonalAccessTokens < ActiveRecord::Migration[4.2] include Gitlab::Database::MigrationHelpers DOWNTIME = false disable_ddl_transaction! def up add_concurrent_index :personal_access_tokens, :token_digest, unique: true end def down remove_concurrent_index :personal_access_tokens, :token_digest if index_exists?(:personal_access_tokens, :token_digest) end end