数据仓库、ETL、BI文档大全

上传者: bilibili_csdn | 上传时间: 2021-07-26 16:55:50 | 文件大小: 9.42MB | 文件类型: RAR
数据分析师必备的一类文档,ETL系统的核心功能就是按照本设计说明书的架构,将数据由数据源系统加载到数据仓库中。其实现的困难在于ETL系统将面临复杂的源数据环境,包括多种多样的数据源平台、繁多的数据种类、巨大的加载数据量、错综复杂的数据关系和参差不齐的数据质量,这些都使ETL的架构和应用设计面临相当的挑战。

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评论信息

  • weixin_46269392 :
    资源不错, 内容很完整可以学习了解
    2021-02-08
  • u010950821 :
    内容很多,没有我想要的,我要的系统的数仓规划落地文档
    2020-09-19

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