【摘要】 针对教学活动中非结构化核心数据集成管理,分析了Oracle interMeida技术框架和工作原理,以及系统架构设计,提出了运用PL/SQL存储过程及JavaBean中间件技术,提高系统I/O效率的方法,实现了图像、音视频及文档这类BLOB非结构化类型数据在Oracle数据库内高效管理及快速存取,为现代远程教学中对多媒体数据有效管理、基于内容的信息检索等应用等提供了有益的探索。更多还原

【Abstract】 According to the non-structured kernel data management in distance education,this paper analyses the architecture and principle of Oracle interMedia as well as the design of its application system framework,puts forward a convenient management method to enhance the system I/O efficiency by applying PL/SQL store procedure and JavaBean middleware technique.And in the end carries out the efficient management and the quick read-write about BLOB non-structured type data such as image,audio and video files stored in Oracle database.This method will greatly benefit multimedia data management in current distance education and content-based information retrieval,etc.更多还原