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。

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.

youdao

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。

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.

youdao