Databases often suffer from the problem of having duplicate data. Duplicate data can cause inconsistencies in data analysis, provide inaccurate reports, and bloat databases. To prevent these problems, ...

If you wish to count the same or duplicate values in a column only once in Excel or the count of occurances of duplicate values, read this article.

Microsoft Excel is perhaps the most powerful spreadsheet application you can buy. But it also has some simple functions, like finding duplicates in data.

How can we find duplicate values across multiple columns? For this task, we’ll use two Excel helper formulas: One to concatenate the columns you’re comparing; a second to count the duplicates.

Duplicates can skew analysis results and hinder the accuracy of reports. Fortunately, Excel offers several methods to identify and manage these pesky duplicates efficiently. Mastering the art of ...

Highlighting or even deleting duplicate records in Excel is simple but listing them isn't as easy. Fortunately, you can use Power Query to easily display a list of duplicate values or records.