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数据仓库:分层设计详解

2022-06-28 05:25:00 【Freedom3568】

文章目录

    • 简介
    • 一. Why?为什么要对数据仓库分层
    • 二. How?数据仓库的ETL
      • 1.分层的误区
    • 三. 中台技术架构
    • 四.数仓分层架构
    • 五.贴源层 (ODS, Operational Data Store)
      • 5.1数据实时离线:
      • 5.2数据主要来源:
      • 5.3数据存储策略(增量、全量)
      • 5.4方案
    • 六.数仓层(DW,data warehouse)
      • 6.1公共维度层(DIM,Dimension):
      • 6.2建模方式及原则
      • 6.3维度建模步骤
      • 6.4关于主题:
    • 七.DWD: ÿ
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版权声明
本文为[Freedom3568]所创,转载请带上原文链接,感谢
https://gesspark.blog.csdn.net/article/details/125443067

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