数据库存取

The main work of the research is as follows:(1) Takes advantage of GPRS network as the bearer network and makes good use of the features provided by GPRS, such as channel sharing, online always, etc, a WAP based moble police affair system is designed and implemented.

提出了一种半结构化数据类型的XML数据与结构化数据类型的关系数据之间的映射算法，解决了以XML语言描述的无线移动警务系统的数据信息在关系型数据库Oracle中的存取。

It quantizes colors of each image to several different color levels, then morphic erode algorithm be separately used to all the quantized color level.

为了有效地提高传统的以文本或SQL为基础的数据库，许多研究者集中于通过图像的颜色、形状和纹理等来存取图像。

This paper introduces a method of image accessing based on database.

介绍一种基于数据库的图象存取技术。

After lucubrating the implementing process of STEP oriented SDAI information integration, present a new methodology of SDAI information integration based on PDM relational database.

对面向STEP的标准数据存取接口的实现过程进行了比较深入的理论研究，提出了一种新的基于PDM关系数据库的SDAI信息集成模式。

The system adopts Enterprise JavaBean to host business logic, and manipulates all kinds of databases through EJB component.

系统采用EJB组件实现业务逻辑，并通过EJB组件存取和操纵后台数据库中的数据。

The teacher administration module mainly realizes the C/S pattern system server management function, including the response customer end connection request, the user registration ,lands, lands the notice, demonstrated the on-line user tabulates, the user withdrawal notice, to the system database file management, the server carries on the P2P correspondence, the customer end according to the route algorithm assignment best pitch point for the customer end can deposit and withdraw the data as necessary and so on .

教师管理模块主要实现C/S模式系统的服务器管理功能，包括响应客户端的连接请求、用户注册、登陆、登陆通知、显示在线用户列表、用户退出通知、对系统数据库文件管理、服务器根据路由算法分配最佳节点给客户端进行P2P通信、客户端能随时存取数据等。

In that database, PepsiCo planners have access to information on more than 3,000 stores in 29 countries.

在这个数据库中，PepsiCo的计划人员已经存取了分布在29座城市的3000多家商店的信息。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。