entitymanager的意思
entitymanager中文翻譯:
實體
jural entity───法律實體
entity framework───實體框架
entity───n.實體;存在
bourne identity───伯恩身份
identity v───身份v
personal identity───個人統合,[勞經]個人身份;人格同一性
mistaken identity───認錯人
nonentity defined───非實體定義
distinct identity───獨特的身份;特色
distortive identity disorder───扭曲性身份障礙
Create the grid and perform data access using the EntityManager API.───創建網格并使用EntityManager API執行數據訪問。
Start the transaction scope within the EntityManager.───在EntityManager中啟動事務范圍。
The EntityManager contains the necessary methods for accessing data.───EntityManager 包含訪問數據的必要方法。
Within the persistence context, the entity's association with the underlying persistence store is managed by the entity manager (EM).───在持久性上下文中,實體與基礎持久性存儲區的關聯由實體管理器(entitymanager,EM)管理。
This query can be passed into the Entity Manager to retrieve a list of all Department entities, ordered by their department number.───此次查詢可以傳遞給EntityManager,以檢索所有Department實體的列表,該列表通過它們的department號碼進行排序。
To obtain an EntityManager instance, we simply inject the entity manager into the application component shown in Listing 7.───要獲取EntityManager實例,只需將實體管理器注入應用程序組件即可,參見清單7。
This approach is not recommended for a non-EJB 3 environment, because any EntityManagers created might not be properly managed.───建議不要將此方法用于非EJB3環境,因為可能無法正確管理所創建的任何EntityManager。
EntityManager also acts as a factory to create executable javax. persistence. Query instances from a JPQL query string.───EntityManager也是從一個JPQL查詢字符串創建可執行javax.persistence.Query實例的工廠。
Create data classes and a utility class for getting an EntityManager instance.───創建數據類和一個實用類來獲取EntityManager實例。
A data access object (DAO) that uses JPA is packaged with a persistence.xml that defines persistence context for the JPA EntityManager used by the application.
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