L-18 | Incremental refresh in Power BI | 100% Interview Question | Step by Step Explained

In this video, we explain Incremental Refresh in Power BI in a complete end-to-end manner, focusing on how it actually works behind the scenes, not just theory. You will understand:- What is Incremental Refresh and why it is needed? How Power BI handles large datasets efficiently? Role of RangeStart & RangeEnd in Incremental Refresh How Query Folding makes Incremental Refresh possible? Difference between historical data (archive) and recent data (refresh) How Power BI Service creates partitions automatically 100% interview-asked questions with clear explanations This topic is heavily used in real projects where:- Data size is in millions of rows Data source is SQL Server / Database Daily or monthly scheduled refresh is required Report performance is critical All dataset link here:- https://drive.google.com/drive/folder... Watch Videos by Playlist:- 1. Excel Required for Data Analyst    • Part-03 | Layering Report In Excel || Sub-...   2. Power BI from Scratch    • L-09 | Data Modeling in Power BI || Star S...   3. Understand Data Analyst Job Market and How to Prepare.    • Practical approach to get into Data Analys...   4. Domain Knowledge required for Data Analyst    • Every Data Analyst must know these KPIs in...   #thebiman #dataanalysis #powerbi #incrementalrefresh