Find Hide Or Eliminate Duplicate Data. Some datasets can manage with a certain percentage of duplicate data. I have 2 related tables.
Create a quick table with Value and Count of Value to easily identify duplicates. Lets investigate and compare some common ways. This requires a few inputs to retrieve the desired outcome as explained in the scenario of this article.
Self Join which is an Inner Join on the same table can also be used to remove duplicate records.
In the New Query dialog click Find Duplicates Query Wizard OK. Excel will then select the entire set of data and open up the Remove Duplicates window. Here I will introduce a handy utility of Kutools for Excel with this Select Duplicate Unique Cells utility you can quickly select not only all duplicates including the first one but also all duplicates except the first one. 3Find and remove duplicate rows.
