Getting Data from Multiple Sources in Power BI

Introduction The foundation of every successful Power BI report is reliable data ingestion. No matter how visually appealing your dashboards are, poor or inconsistent data will always lead to misleading insights. In real-world scenarios, data rarely comes from a single source. As a data analyst, you’ll often work with Excel files, CSVs, SQL databases, APIs, PDFs, and cloud platforms, all within the same report. Power BI simplifies this complexity through its powerful Get Data and Power Query features. In this guide, you will learn how to: Connect Power BI to multiple data sources efficiently Use Power Query to explore and preview data Identify and resolve data quality issues early Build a solid foundation for accurate data modelling and reporting Architecture Overview A typical Power BI data architecture includes: Power BI Desktop for modeling and reporting Multiple data sources such as: Excel and CSV files SQL databases JSON and PDF files SharePoint folders All data flows through Powe