| 构建TMIS公共数据平台的基本设想 |
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| 引用本文： | 佟晓生.构建TMIS公共数据平台的基本设想[J].铁路计算机应用,2009,18(2):17-18. |
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| 作者姓名： | 佟晓生 |
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| 作者单位： | 沈阳铁路局,信息技术所,沈阳,110001 |
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| 摘 要： | 通过对TMIS中数据查询现状的分析,阐述了其中在数据安全性、查询效率、可管理性等方面存在的问题,提出了整合信息系统查询结构,构建TMIS数据仓库,增加查询数据库平台,按照数据库复制原理,使用数据库实体化视图,统一提供安全高效的共丰查询服务.
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| 关 键 词： | 信息技术 数据库 共享查询 实体化视图 |
| 收稿时间： | 2009-02-15 |
Development on building shared data platform of TMIS |
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| TONG Xiao-sheng.Development on building shared data platform of TMIS[J].Railway Computer Application,2009,18(2):17-18. |
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| Authors: | TONG Xiao-sheng |
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| Institution: | TONG Xiao-sheng (Information and Technology Institule, Shengyang Administration, Shenyang 110001, China ) |
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| Abstract: | It was analysed data inquiry state, introduced problems of data safety, inquiry effectiveness and management, put in the structure of integrated Information System inquiring built data were house of TMIS, added platform of inquiring database replicated, it was used database materialized view and provided safe and high-efficient shared inquiry serving. |
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| Keywords: | Information and technology database sharded inquiry materialized view |
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