Pro EJB 3: Java Persistence API

Description

EJB 3.0 sets a new precedent. It has made huge advances in ease of development, and its drastically simplified programming model has been widely acclaimed. This book is the definitive guide to EJB 3.0 persistence technology. The authors provide unparalleled insight and expertise on this topic, fully examining and explaining EJB 3.0 persistence specification. They describe how to use this sophisticated technology to its full potential, including

• The new EntityManager API
• The new features of EJB Query Language (EJB QL)
• Basic and advanced object-relational mapping
• Advanced topics like concurrency, locking, inheritance, and polymorphism

Assuming a basic knowledge of Java, SQL, JDBC, and some J2EE experience, this book teaches you EJB 3 persistence from the ground up. After reading it, you will have an in-depth understanding of the EJB 3.0 Persistence API and how to use it in your applications.

EJB 3.0設定了新的先例。它在開發的便利性方面取得了巨大的進步，其大幅簡化的編程模型獲得了廣泛的讚譽。本書是EJB 3.0持久化技術的權威指南。作者提供了對這一主題的獨到見解和專業知識，全面解析和解釋了EJB 3.0持久化規範。他們描述了如何充分利用這項複雜的技術，包括：

- 新的EntityManager API
- EJB查詢語言（EJB QL）的新功能
- 基本和高級的物件關聯映射
- 並發性、鎖定、繼承和多態性等高級主題

假設您具備Java、SQL、JDBC和一些J2EE經驗的基礎知識，本書將從頭開始教您EJB 3持久化。閱讀完本書後，您將深入了解EJB 3.0持久化API以及如何在應用程序中使用它。