can be registered to %PRODUCTNAME. To register means to tell %PRODUCTNAME where the data is located, how it is organised, how to get that data, and more. Once the database is registered, you can use the menu command
的数据都可注册到 %PRODUCTNAME。注册表示告知 %PRODUCTNAME 数据所处的位置、组织方式以及如何获取数据等等。数据库注册后，可使用菜单命令