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You want to import multiple CSV files from a folder and combine them into one table in Power BI. Which approach is best?

hard📝 Scenario Q9 of 15
Power BI - Getting Data
You want to import multiple CSV files from a folder and combine them into one table in Power BI. Which approach is best?
AImport only the largest CSV file to reduce load time
BUse 'Get Data' > 'Folder', then combine files using Power Query's combine binaries feature
CManually copy and paste data from each CSV into one file before import
DImport each CSV separately and merge tables with DAX
Step-by-Step Solution
Solution:
  1. Step 1: Use the Folder data source in Power BI

    Choose 'Get Data' > 'Folder' to select a folder containing multiple CSV files.
  2. Step 2: Combine files using Power Query's built-in combine binaries feature

    Power Query automatically combines files with the same structure into one table.
  3. Final Answer:

    Use 'Get Data' > 'Folder', then combine files using Power Query's combine binaries feature -> Option B
  4. Quick Check:

    Combine multiple CSVs via Folder and combine binaries = D [OK]
Quick Trick: Use Folder import and combine binaries to merge CSV files easily [OK]
Common Mistakes:
  • Importing files separately and merging with DAX
  • Copy-pasting data manually
  • Ignoring smaller files

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