摘要
针对现有农业信息服务在组织实施、信息化应用等方面存在的问题,开发了农业信息管理系统,服务覆盖完整的农业生产链与生态圈。介绍了系统的总体结构和模块功能,重点分析了数据库系统开发中通过数据查询分页、页面缓冲、关键页面生成等技术解决WEB/WAP大用户访问量问题;采用ORM技术解决对象与数据匹配难题;围绕农户数据中心和信息数据中心进行数据存贮、提取、分析和决策的实现方法。系统在典型场景下以多线程方式进行压力测试,各项指标均符合设计要求。系统实施有效提升了农业生产和商贸交易服务的信息化应用水平。
As to improve the informational service for agriculture,an agriculture information management system is developed which proves service for the whole agricultural production and ecological relationship.The whole structure and module function are introduced,and the main development technique of the database is discussed in detail.In the system,data inquiry paging,page buffer and key page are used to settle the problem of big WEB/WAP user flow.ORM technique is used to match object and data,and function of data storage,data extracting,data analyzing and decision are included.The system passed expecting pressure test and the use of the system can effectively advance the information service in agriculture production and merchandize trade.
出处
《计算机技术与发展》
2011年第8期204-208,共5页
Computer Technology and Development
基金
广东省教育部产学研结合项目(2009B090300254)
关键词
农业信息系统
页面缓冲
ORM
数据中心
information system of agriculture
page buffer
ORM
data center
