Explanation
Power Query is Excel’s data-import and data-transformation tool. It helps you bring data from different sources, clean and transform it, combine multiple datasets, and load the final result into Excel.
Power Query Workflow
Get Data → Transform → Combine → Load → Refresh
Common Uses
- Import CSV/Excel files
- Clean messy data
- Remove duplicates
- Change data types
- Combine monthly files
- Merge datasets
- Append datasets
- Create calculated columns
- Refresh the process automatically
Practice
Open Excel and explore:
Data → Get Data → Launch Power Query Editor