Purpose: to master the basic concepts of database systems, principles and methods learn how to effectively use the database management system, including database design and database programming.
说明：目的：掌握数据库系统的基本概念、原理和方法；学会如何有效地使用数据库管理系统，包括数据库的设计和对数据库的编程。
This tutorial assumes that you understand the general operations of a relational database and are familiar with basic Java EE concepts, such as deployment descriptors and WAR archives.
本教程假设您理解关系型数据库的常规操作并且熟悉基本的J2EE概念，例如，部署描述符和war归档。
For this tutorial to be useful, you should have background knowledge of how a relational database works as well as basic knowledge of the following concepts.
为了利用好本教程，您应该具有关系数据库方面的背景知识以及以下概念的基础知识。
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