March 2022
Beginner to intermediate
1072 pages
28h 16m
English
Data transformation generally entails certain actions that are meant to “clean” your data—actions such as establishing a table structure, removing duplicates, cleaning text, removing blanks, and even adding your own calculations.
In this chapter, you will be introduced to some of the tools and techniques in Power Query that make it easy for you to clean and massage your data.
You will find that many of the unpolished data sets that come to you will require various types of transformation actions. The following sections cover some of the more common transformation tasks that you will have to perform.
Duplicate records are absolute analysis killers. The effect that ...