To add a new row to your table, you simply create an instance of your entity class, set the attributes, and tell the EntityManager to persist the new entity.
为了向您的表格添加一个新行，您只需创建一个实体类的实例，设置其属性，并更新类entitymanager以支持新实体。
It's just important that the ShoppingListManager class does something to persist the user's shopping list item.
重要的是，ShoppingListManager类做了一些事情来持久化用户的购物清单中的商品。
For this example, you'll use JDO to persist the Contact class.
在这个示例中，您将使用JD o持久化contact类。
The EntityManager class is used to retrieve, persist, update, and delete entities.
类 EntityManager用于检索，支持，更新以及删除实体。
If unstable weather conditions persist, please check the Rainstorm Alert 2 hours prior the commencement of that class.
在天气持续不稳定时，请于上课前两小时查询恶劣天气报告。
To do better, to make first-class product is the tenet we persist.
精益求精，制造精品是公司不懈追求的目标。
To do better, to make first-class product is the tenet we persist.
精益求精，制造精品是公司不懈追求的目标。
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