【摘要】 Java语言是目前应用十分广泛的语言,被称为网络上的“世界语”,它也支持使用结构化查询语言(SQL)查询代码访问和操纵关系数据库.以常见的采购系统为例,分析了其数据流程,并用Java语言实现了访问关系数据库中的信息及对数据库进行操作.限于篇幅,文中给出了部分源代码,并对重点部分给予了解释,以说明Java语言通过SQL查询代码对关系数据库进行访问和操作的技术.更多还原

【Abstract】 At present Java language is a language used in a extensive range,being called as "world language" in network.It support using SQL to access and manipulate relational database.In this paper,we take the usual purchasing system as example to analysis the data flow and realize accessing information of relational database and manipulating the relational database by using Java language.Limited by the length of this article,we just give a part of the source code and explanation to demonstrate the technology of using SQL query code to access and manipulate relational database.更多还原