August 2022
Beginner to intermediate
463 pages
9h 22m
Chinese
Content preview from Tableau Prep即学即用
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396
｜
第
44
章
可能造成敏感数据滥用，这是一个挑战，但绝非不可能。与数据用户合作，了解他
们打算用数据做什么，是实现这种平衡的关键。
拥有集中存储的数据源，但能让你快速授予或获得访问权限是一个很好的设计目标。
删除单独保存在同事笔记本计算机和个人驱动器上的小型数据集，能够有助于确保
数据是最新的，以便数据一旦不再相关时，就可以正确删除。提供一个集中的数据
源将确保数据的准确性，因为多个人将同时使用数据集，并且可以在发现错误时进
行调整。
集中式数据集的挑战在于及时获得访问权，这样人们就可以在出现问题时对其进行
响应。集中式数据集通常包括各种敏感度的数据，所以权限要严格控制。重要的是
要有一个快速的周转、下放的权限审批流程，即授权多人向提出请求的个人授予访
问权限。如果没有这些措施，大家都无法获得数据访问权限，请求可能会被不在办
公室或忙于工作的个人耽搁。
对于数据准备者来说，在类似于集中式存储的“沙箱”环境中练习可以帮助他们掌
握以下技能：
•
连接到数据存储。
•
使用软件和数据源的命名惯例。
•
写入数据存储。
•
一旦不再需要，就从数据存储中删除内容。
练习这些技能有助于确保数据准备人员在集中式生产环境中使用正确的术语，并在
Tableau Prep
中开发出一个反映生产过程中所需要进行的流程。
44.3
生产环境与开发环境
到目前为止，生产环境这个名词在本书中涉及的不多。生产环境的控制非常严格，
因为它们存储了很多公司的管理规程或业绩等重要报告。相比之下，开发环境是指
一个数据集或查询在放入生产环境之前会在这里进行测试，所以它更加灵活 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.