August 2022
Beginner to intermediate
463 pages
9h 22m
Chinese
Content preview from Tableau Prep即学即用
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102
｜
第
11
章
11.4
排序
在概况窗格中的每个数据字段中，可以选择按字母或数字顺序对值进行排序（见图
11-12
）。数值排序是基于
Prep
所使用的数据集中的行数（需要记住这可能是全部
数据集的样本），可以设置为升序或降序。字母排序顺序可以设置为
A
到
Z
或
Z
到
A
。
图
11
-
12
：资料窗格中的排序选项
要应用排序，请单击
Sort
（排序）图标，然后单击下拉箭头，指定要使用的排序方法。
每次单击排序图标都会改变排列顺序，具体如下：
1
．
从最高记录数到最低记录数排序。
2
．
从最低记录数到最高记录数排序。
3
．
恢复到原来的字母或数字排序顺序方式。
11.5
小结
本章已经强调了通过可视化来分析数据的重要性。
Prep
通过清理步骤中的概况窗格
自动将数据可视化，节省了大量的工作。
Tableau Prep
使数据集的概要分析变得更
加容易，这意味着与传统的、手动的数据概要分析过程相比，能够以更少的迭代次
数更彻底地完成数据准备任务。
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