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What does unpivoting columns in Power BI do?

easy📝 Conceptual Q11 of 15
Power BI - Data Cleaning with Power Query
What does unpivoting columns in Power BI do?
AIt merges multiple tables into one table.
BIt filters rows based on column values.
CIt creates new calculated columns based on existing data.
DIt converts multiple columns into rows to simplify analysis.
Step-by-Step Solution
Solution:

  1. Step 1: Understand the purpose of unpivoting

    Unpivoting changes the data layout by turning columns into rows, making repeated measures easier to analyze.

  2. Step 2: Compare with other operations

    Merging tables combines tables, calculated columns add new data, and filtering removes rows, which are different from unpivoting.

  3. Final Answer:

    It converts multiple columns into rows to simplify analysis. -> Option D

  4. Quick Check:

    Unpivoting = Columns to rows [OK]
Quick Trick: Unpivoting flips columns into rows for easier data analysis [OK]
Common Mistakes:
  • Confusing unpivoting with merging tables
  • Thinking unpivoting creates new columns
  • Assuming unpivoting filters data

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