...针 2.4.4 数据仓库物理模型的优化问题 数据仓库物理模型进行优化时可以考虑以下解决方案: 1.合并表与簇文件(clustering file):几个表的记录分散存 放在几个物理块中时,多个表的存取和连接操作的代价会很大。
基于8个网页-相关网页
clustering file organization 聚簇文件组织 ; 聚簇文件
clustering file system 集群文件系统
Hot File Adaptive Clustering 热文件的的自适应聚类
Even their clustering solution doesn't help with this type of storage corruption because it's not file access, but file content (message store data) that's the problem.
即便它们的集群解决方案也不能解决这个问题,因为这不是文件访问问题,而是文件内容(消息存储数据)问题。
A method of fuzzy clustering analysis is used to classify and file away the spectra and thus a UV spectrum datum bank of common organic toxicants is set up.
然后用模糊聚类分析方法分类存贮标准光谱,建立常见有机毒物多溶剂下uv图谱库。
The Achievements: (1) In the Global Aisai Co. , it's successful to apply the clustering system, it is mainly used to share file, DNS, DHCP and other usual services.
本文所取得的成果:(1)在环球爱赛公司内部成功应用了双机集群系统,主要用于文件共享和DNS,DHCP服务及一些通用服务;
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