Power BI Data Profiling Explained | Column Quality & Column Distribution (Step-by-Step)
In this video, you will learn Data Profiling in Power BI using Power Query.
We explain Column Quality and Column Distribution step by step so you can clean your data before loading it into Power BI.
This video helps you:
Identify Errors, Empty & Invalid data
Understand Distinct vs Unique values
Remove duplicates and errors easily
Improve report accuracy and performance
This tutorial is perfect for Power BI beginners, data analysts, and professionals.
⏱️ TIMESTAMPS (Watch What You Need)
00:00 – Why Most Power BI Reports Fail (Real Reason)
00:35 – What is Data Profiling in Power BI?
01:20 – Column Quality Explained (Valid, Error, Empty)
02:45 – Finding Errors Instantly using Column Quality
03:40 – Remove Errors & Empty Values (1-Click Fix)
04:45 – Column Distribution Explained (Visual Bars)
05:40 – Distinct vs Unique Values (Clear Difference)
06:40 – How to Detect Duplicates Before Loading Data
07:30 – Suggested Actions: Remove Duplicates
08:20 – PRO TIP: Column Profile (Hidden but Powerful)
09:05 – Best Practice Before Loading Data into Power BI
09:40 – Summary & What Video to Watch Next
📚 TOPICS COVERED
What is Data Profiling in Power BI
Column Quality explained with examples
Column Distribution & data frequency
Distinct vs Unique values
Data cleaning best practices in Power Query
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