| 数据集成系统关键问题研究 | |
| 刘敏超 ; 刘卫东 ; LIU Min-chao ; LIU Wei-dong | |
| 2010-06-09 ; 2010-06-09 | |
| 关键词 | 数据集成系统 全局模式 语义映射 查询重写 查询优化 data integration system global schema semantic mapping query rewriting query optimizing TP311.52 |
| 其他题名 | Research on key problems in data integration system |
| 中文摘要 | 介绍了数据集成系统的概念和目标,重点介绍了在实现数据集成系统过程中所遇到的关键问题:建立语义联系,查询重写,查询优化和执行,并对这些关键问题的当前研究进展作了较为全面的描述,同时表达了对这些问题解决途径的思考。; The notion of data integration was introduced and the aim of building data integration systems was presented.Some key problems in building data integration system were explained.They were building semantic relation,query rewriting,query optimizing and executing.Current researches on these problems were described in detail,and some thoughts for resolving them were proposed. |
| 语种 | 中文 ; 中文 |
| 内容类型 | 期刊论文 |
| 源URL | [http://hdl.handle.net/123456789/55883]  |
| 专题 | 清华大学 |
| 推荐引用方式 GB/T 7714 | 刘敏超,刘卫东,LIU Min-chao,等. 数据集成系统关键问题研究[J],2010, 2010. |
| APA | 刘敏超,刘卫东,LIU Min-chao,&LIU Wei-dong.(2010).数据集成系统关键问题研究.. |
| MLA | 刘敏超,et al."数据集成系统关键问题研究".(2010). |
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