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Data & accounting

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Power BI Data Preparation

Preparation of heterogeneous source files for consistent Power BI models and analysis.

PythonpandasStreamlitDAXParquetPower BIPBIP
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Documented work

  • Multi-file consolidation and transformation with Python and pandas.
  • Relationship detection for star-schema organization and preparation of DAX measures.
  • Streamlit interface and documented Parquet/PBIP outputs for continuing the BI workflow.

FUNCTIONAL BROWSER DEMO

Try it, change the inputs and inspect the result.

The demo implements a bounded project workflow. It does not connect external services or represent the entire original architecture.

Demo using sample data. Changes belong to this session; results can be exported.